Function dustem_plugin_stellar_population, key=key, val=val, scope=scope, help=help 

;+
; NAME:

;    dustem_plugin_stellar_population

; PURPOSE:
;    Produces a system variable called '!dustem_composite_stellar_population' in which a structure containing parameters pertaining to (a) stellar population(s) is placed
; CATEGORY:
;    DUSTEM Wrapper
; CALLING SEQUENCE:

;    dustem_create_plugin_population(key=key,val=val)

; INPUTS:
;    None
; OPTIONAL INPUT PARAMETERS:
;    key  = input parameter number
;    val  = input parameter value
; OUTPUTS:
;    None
; OPTIONAL OUTPUT PARAMETERS:
;    None
; ACCEPTED KEY-WORDS:
;    help                  = if set, print this help
; COMMON BLOCKS:
;    None
; SIDE EFFECTS:
;    None
; RESTRICTIONS:
;    The dustem fortran code must be installed
;    The dustem idl wrapper must be installed
; PROCEDURE:
;    This is a dustem plugin
;-

IF keyword_set(help) THEN BEGIN

  doc_library,'dustem_plugin_stellar_population'

  goto,the_end
ENDIF


scp='DEFINE_ISRF'

if keyword_set(scope) then begin
scp='DEFINE_ISRF'
goto, the_end
endif

; if keyword_set(scope) then begin 
; (*(*!dustem_scope).stellar_population)=scope
; endif

;===========Initializing the defaut stellar population structure===========
one_pop={radius:0.,temperature:0.,distance:0.,amplitude:0.,nstars:0.,popid:''} 

;===========Counters===========
popnumber = 0.
counto = 0.
countb = 0.
counta = 0.
countf = 0.
countg = 0.
;==============================


;===========Constants (in cgs)========== (except for the stellar population distance (in pc))
rsun2cm = 6.957e10 

;Stelar density constant to automate the computation of the number of stars. (It links the distance and the number of stars)
;The below stellar density will have to be modified as the density goes up towards the center, in globular clusters and goes down as we move out of the galactic plane
stellar_density = 0.14 ;stars/pc^3 stellar density in the SOLAR VICINITY     
;============================================================================================ 
 
;================NOTA BENE========================================================================== 
;KM are not included because I assumed that their UV part was not that important to excite the dust. 
;This will help ease and shorten the fitting procedure
;===================================================================================================

IF keyword_set(key) THEN BEGIN 
    
    ; Locating the O3 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3,countindo3) 
    
    IF countindo3 NE 0 THEN BEGIN 
    popnumber+=1
    counto+=1
    indo3_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 1, countindo3_1); index of radius of this stellar population in the val array
    indo3_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 2, countindo3_2); index of temperature of this stellar population in the val array
    indo3_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 3, countindo3_3); index of distance of this stellar population in the val array
    indo3_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 4, countindo3_4); index of the amplitude of this stellar population in the val array (Q: does it make sense to have an amplitude>1.? If not upper limiting it in the general fitting procedure might be handy)
    indo3_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 5, countindo3_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O4 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4,countindo4)
    IF countindo4 NE 0 THEN BEGIN 
    popnumber+=1
    counto+=1
    indo4_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 1, countindo4_1); index of radius of this stellar population in the val array
    indo4_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 2, countindo4_2); index of temperature of this stellar population in the val array
    indo4_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 3, countindo4_3); index of distance of this stellar population in the val array
    indo4_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 4, countindo4_4); index of the amplitude of this stellar population in the val array
    indo4_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 5, countindo4_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O5 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5,countindo5)
    IF countindo5 NE 0 THEN BEGIN
    popnumber+=1
    counto+=1
    indo5_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 1, countindo5_1); index of radius of this stellar population in the val array
    indo5_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 2, countindo5_2); index of temperature of this stellar population in the val array
    indo5_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 3, countindo5_3); index of distance of this stellar population in the val array
    indo5_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 4, countindo5_4); index of the amplitude of this stellar population in the val array
    indo5_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 5, countindo5_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O6 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6,countindo6)
    IF countindo6 NE 0 THEN BEGIN
    popnumber+=1
    counto+=1
    indo6_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 1, countindo6_1); index of radius of this stellar population in the val array
    indo6_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 2, countindo6_2); index of temperature of this stellar population in the val array
    indo6_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 3, countindo6_3); index of distance of this stellar population in the val array
    indo6_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 4, countindo6_4); index of the amplitude of this stellar population in the val array
    indo6_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 5, countindo6_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O7 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7,countindo7)
    IF countindo7 NE 0 THEN BEGIN
    popnumber+=1
    counto+=1
    indo7_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 1, countindo7_1); index of radius of this stellar population in the val array
    indo7_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 2, countindo7_2); index of temperature of this stellar population in the val array
    indo7_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 3, countindo7_3); index of distance of this stellar population in the val array
    indo7_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 4, countindo7_4); index of the amplitude of this stellar population in the val array
    indo7_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 5, countindo7_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O8 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8,countindo8)
    IF countindo8 NE 0 THEN BEGIN
    popnumber+=1
    counto+=1
    indo8_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 1, countindo8_1); index of radius of this stellar population in the val array
    indo8_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 2, countindo8_2); index of temperature of this stellar population in the val array
    indo8_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 3, countindo8_3); index of distance of this stellar population in the val array
    indo8_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 4, countindo8_4); index of the amplitude of this stellar population in the val array
    indo8_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 5, countindo8_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the O9 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9,countindo9)
    IF countindo9 NE 0 THEN BEGIN
    popnumber+=1
    counto+=1
    indo9_1 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 1, countindo9_1); index of radius of this stellar population in the val array
    indo9_2 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 2, countindo9_2); index of temperature of this stellar population in the val array
    indo9_3 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 3, countindo9_3); index of distance of this stellar population in the val array
    indo9_4 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 4, countindo9_4); index of the amplitude of this stellar population in the val array
    indo9_5 =  where(strupcase(strmid(key,0,1)) EQ 'O' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 5, countindo9_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ;======================================================
    
    ; Locating the B0 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0,countindb0)
    IF countindb0 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb0_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 1, countindb0_1); index of radius of this stellar population in the val array
    indb0_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 2, countindb0_2); index of temperature of this stellar population in the val array
    indb0_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 3, countindb0_3); index of distance of this stellar population in the val array
    indb0_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 4, countindb0_4); index of the amplitude of this stellar population in the val array
    indb0_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 5, countindb0_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B1 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1,countindb1)
    IF countindb1 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb1_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 1, countindb1_1); index of radius of this stellar population in the val array
    indb1_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 2, countindb1_2); index of temperature of this stellar population in the val array
    indb1_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 3, countindb1_3); index of distance of this stellar population in the val array
    indb1_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 4, countindb1_4); index of the amplitude of this stellar population in the val array
    indb1_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 5, countindb1_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B2 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2,countindb2)
    IF countindb2 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb2_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 1, countindb2_1); index of radius of this stellar population in the val array
    indb2_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 2, countindb2_2); index of temperature of this stellar population in the val array
    indb2_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 3, countindb2_3); index of distance of this stellar population in the val array
    indb2_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 4, countindb2_4); index of the amplitude of this stellar population in the val array
    indb2_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 5, countindb2_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B3 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3,countindb3)
    IF countindb3 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb3_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 1, countindb3_1); index of radius of this stellar population in the val array
    indb3_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 2, countindb3_2); index of temperature of this stellar population in the val array
    indb3_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 3, countindb3_3); index of distance of this stellar population in the val array
    indb3_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 4, countindb3_4); index of the amplitude of this stellar population in the val array
    indb3_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 5, countindb3_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B4 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4,countindb4)
    IF countindb4 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb4_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 1, countindb4_1); index of radius of this stellar population in the val array
    indb4_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 2, countindb4_2); index of temperature of this stellar population in the val array
    indb4_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 3, countindb4_3); index of distance of this stellar population in the val array
    indb4_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 4, countindb4_4); index of the amplitude of this stellar population in the val array
    indb4_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 5, countindb4_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B5 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5,countindb5)
    IF countindb5 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb5_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 1, countindb5_1); index of radius of this stellar population in the val array
    indb5_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 2, countindb5_2); index of temperature of this stellar population in the val array
    indb5_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 3, countindb5_3); index of distance of this stellar population in the val array
    indb5_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 4, countindb5_4); index of the amplitude of this stellar population in the val array
    indb5_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 5, countindb5_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B6 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6,countindb6)
    IF countindb6 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb6_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 1, countindb6_1); index of radius of this stellar population in the val array
    indb6_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 2, countindb6_2); index of temperature of this stellar population in the val array
    indb6_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 3, countindb6_3); index of distance of this stellar population in the val array
    indb6_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 4, countindb6_4); index of the amplitude of this stellar population in the val array
    indb6_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 5, countindb6_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B7 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7,countindb7)
    IF countindb7 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb7_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 1, countindb7_1); index of radius of this stellar population in the val array
    indb7_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 2, countindb7_2); index of temperature of this stellar population in the val array
    indb7_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 3, countindb7_3); index of distance of this stellar population in the val array
    indb7_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 4, countindb7_4); index of the amplitude of this stellar population in the val array
    indb7_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 5, countindb7_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B8 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8,countindb8)
    IF countindb8 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb8_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 1, countindb8_1); index of radius of this stellar population in the val array
    indb8_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 2, countindb8_2); index of temperature of this stellar population in the val array
    indb8_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 3, countindb8_3); index of distance of this stellar population in the val array
    indb8_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 4, countindb8_4); index of the amplitude of this stellar population in the val array
    indb8_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 5, countindb8_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the B9 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9,countindb9)
    IF countindb9 NE 0 THEN BEGIN
    popnumber+=1
    countb+=1
    indb9_1 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 1, countindb9_1); index of radius of this stellar population in the val array
    indb9_2 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 2, countindb9_2); index of temperature of this stellar population in the val array
    indb9_3 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 3, countindb9_3); index of distance of this stellar population in the val array
    indb9_4 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 4, countindb9_4); index of the amplitude of this stellar population in the val array
    indb9_5 =  where(strupcase(strmid(key,0,1)) EQ 'B' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 5, countindb9_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    
    ;======================================================
    
    ; Locating the A0 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0,countinda0)
    IF countinda0 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda0_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 1, countinda0_1); index of radius of this stellar population in the val array
    inda0_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 2, countinda0_2); index of temperature of this stellar population in the val array
    inda0_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 3, countinda0_3); index of distance of this stellar population in the val array
    inda0_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 4, countinda0_4); index of the amplitude of this stellar population in the val array
    inda0_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 5, countinda0_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A1 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1,countinda1)
    IF countinda1 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda1_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 1, countinda1_1); index of radius of this stellar population in the val array
    inda1_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 2, countinda1_2); index of temperature of this stellar population in the val array
    inda1_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 3, countinda1_3); index of distance of this stellar population in the val array
    inda1_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 4, countinda1_4); index of the amplitude of this stellar population in the val array
    inda1_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 5, countinda1_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A2 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2,countinda2)
    IF countinda2 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda2_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 1, countinda2_1); index of radius of this stellar population in the val array
    inda2_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 2, countinda2_2); index of temperature of this stellar population in the val array
    inda2_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 3, countinda2_3); index of distance of this stellar population in the val array
    inda2_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 4, countinda2_4); index of the amplitude of this stellar population in the val array
    inda2_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 5, countinda2_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A3 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3,countinda3)
    IF countinda3 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda3_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 1, countinda3_1); index of radius of this stellar population in the val array
    inda3_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 2, countinda3_2); index of temperature of this stellar population in the val array
    inda3_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 3, countinda3_3); index of distance of this stellar population in the val array
    inda3_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 4, countinda3_4); index of the amplitude of this stellar population in the val array
    inda3_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 5, countinda3_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A4 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4,countinda4)
    IF countinda4 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda4_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 1, countinda4_1); index of radius of this stellar population in the val array
    inda4_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 2, countinda4_2); index of temperature of this stellar population in the val array
    inda4_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 3, countinda4_3); index of distance of this stellar population in the val array
    inda4_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 4, countinda4_4); index of the amplitude of this stellar population in the val array
    inda4_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 5, countinda4_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A5 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5,countinda5)
    IF countinda5 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda5_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 1, countinda5_1); index of radius of this stellar population in the val array
    inda5_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 2, countinda5_2); index of temperature of this stellar population in the val array
    inda5_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 3, countinda5_3); index of distance of this stellar population in the val array
    inda5_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 4, countinda5_4); index of the amplitude of this stellar population in the val array
    inda5_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 5, countinda5_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A6 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6,countinda6)
    IF countinda6 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda6_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 1, countinda6_1); index of radius of this stellar population in the val array
    inda6_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 2, countinda6_2); index of temperature of this stellar population in the val array
    inda6_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 3, countinda6_3); index of distance of this stellar population in the val array
    inda6_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 4, countinda6_4); index of the amplitude of this stellar population in the val array
    inda6_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 5, countinda6_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A7 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7,countinda7)
    IF countinda7 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda7_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 1, countinda7_1); index of radius of this stellar population in the val array
    inda7_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 2, countinda7_2); index of temperature of this stellar population in the val array
    inda7_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 3, countinda7_3); index of distance of this stellar population in the val array
    inda7_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 4, countinda7_4); index of the amplitude of this stellar population in the val array
    inda7_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 5, countinda7_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the A8 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8,countinda8)
    IF countinda8 NE 0 THEN BEGIN
    popnumber+=1
    counta+=1
    inda8_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 1, countinda8_1); index of radius of this stellar population in the val array
    inda8_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 2, countinda8_2); index of temperature of this stellar population in the val array
    inda8_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 3, countinda8_3); index of distance of this stellar population in the val array
    inda8_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 4, countinda8_4); index of the amplitude of this stellar population in the val array
    inda8_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 5, countinda8_5); index of the number of stars of this stellar population in the val array
    ENDIF
   
    ; Locating the A9 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9,countinda9)
    IF countinda9 NE 0 THEN BEGIN
    popnumber+=1  
    counta+=1
    inda9_1 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 1, countinda9_1); index of radius of this stellar population in the val array
    inda9_2 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 2, countinda9_2); index of temperature of this stellar population in the val array
    inda9_3 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 3, countinda9_3); index of distance of this stellar population in the val array
    inda9_4 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 4, countinda9_4); index of the amplitude of this stellar population in the val array
    inda9_5 =  where(strupcase(strmid(key,0,1)) EQ 'A' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 5, countinda9_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    
    ;====================================================== 
     
    ; Locating the F0 stellar population parameters 
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0,countindf0)
    IF countindf0 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf0_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 1, countindf0_1); index of radius of this stellar population in the val array
    indf0_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 2, countindf0_2); index of temperature of this stellar population in the val array
    indf0_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 3, countindf0_3); index of distance of this stellar population in the val array
    indf0_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 4, countindf0_4); index of the amplitude of this stellar population in the val array
    indf0_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 5, countindf0_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F1 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1,countindf1)
    IF countindf1 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf1_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 1, countindf1_1); index of radius of this stellar population in the val array
    indf1_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 2, countindf1_2); index of temperature of this stellar population in the val array
    indf1_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 3, countindf1_3); index of distance of this stellar population in the val array
    indf1_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 4, countindf1_4); index of the amplitude of this stellar population in the val array
    indf1_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 5, countindf1_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F2 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2,countindf2)
    IF countindf2 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf2_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 1, countindf2_1); index of radius of this stellar population in the val array
    indf2_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 2, countindf2_2); index of temperature of this stellar population in the val array
    indf2_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 3, countindf2_3); index of distance of this stellar population in the val array
    indf2_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 4, countindf2_4); index of the amplitude of this stellar population in the val array
    indf2_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 5, countindf2_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F3 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3,countindf3)
    IF countindf3 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf3_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 1, countindf3_1); index of radius of this stellar population in the val array
    indf3_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 2, countindf3_2); index of temperature of this stellar population in the val array
    indf3_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 3, countindf3_3); index of distance of this stellar population in the val array
    indf3_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 4, countindf3_4); index of the amplitude of this stellar population in the val array
    indf3_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 5, countindf3_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F4 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4,countindf4)
    IF countindf4 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf4_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 1, countindf4_1); index of radius of this stellar population in the val array
    indf4_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 2, countindf4_2); index of temperature of this stellar population in the val array
    indf4_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 3, countindf4_3); index of distance of this stellar population in the val array
    indf4_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 4, countindf4_4); index of the amplitude of this stellar population in the val array
    indf4_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 5, countindf4_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F5 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5,countindf5)
    IF countindf5 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf5_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 1, countindf5_1); index of radius of this stellar population in the val array
    indf5_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 2, countindf5_2); index of temperature of this stellar population in the val array
    indf5_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 3, countindf5_3); index of distance of this stellar population in the val array
    indf5_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 4, countindf5_4); index of the amplitude of this stellar population in the val array
    indf5_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 5, countindf5_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F6 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6,countindf6)
    IF countindf6 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf6_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 1, countindf6_1); index of radius of this stellar population in the val array
    indf6_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 2, countindf6_2); index of temperature of this stellar population in the val array
    indf6_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 3, countindf6_3); index of distance of this stellar population in the val array
    indf6_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 4, countindf6_4); index of the amplitude of this stellar population in the val array
    indf6_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 5, countindf6_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F7 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7,countindf7)
    IF countindf7 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf7_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 1, countindf7_1); index of radius of this stellar population in the val array
    indf7_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 2, countindf7_2); index of temperature of this stellar population in the val array
    indf7_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 3, countindf7_3); index of distance of this stellar population in the val array
    indf7_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 4, countindf7_4); index of the amplitude of this stellar population in the val array
    indf7_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 5, countindf7_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F8 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8,countindf8)
    IF countindf8 NE 0 THEN BEGIN
    popnumber+=1
    countf+=1
    indf8_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 1, countindf8_1); index of radius of this stellar population in the val array
    indf8_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 2, countindf8_2); index of temperature of this stellar population in the val array
    indf8_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 3, countindf8_3); index of distance of this stellar population in the val array
    indf8_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 4, countindf8_4); index of the amplitude of this stellar population in the val array
    indf8_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 5, countindf8_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the F9 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9,countindf9)
    IF countindf9 NE 0 THEN BEGIN
    popnumber+=1  
    countf+=1
    indf9_1 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 1, countindf9_1); index of radius of this stellar population in the val array
    indf9_2 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 2, countindf9_2); index of temperature of this stellar population in the val array
    indf9_3 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 3, countindf9_3); index of distance of this stellar population in the val array
    indf9_4 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 4, countindf9_4); index of the amplitude of this stellar population in the val array
    indf9_5 =  where(strupcase(strmid(key,0,1)) EQ 'F' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 5, countindf9_5); index of the number of stars of this stellar population in the val array 
    ENDIF
    
    
    ;======================================================
    
    ; Locating the G0 stellar population parameters   
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0,countindg0)
    IF countindg0 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg0_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 1, countindg0_1); index of radius of this stellar population in the val array
    indg0_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 2, countindg0_2); index of temperature of this stellar population in the val array
    indg0_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 3, countindg0_3); index of distance of this stellar population in the val array
    indg0_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 4, countindg0_4); index of the amplitude of this stellar population in the val array
    indg0_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 0 and strmid(key,2,1) EQ 5, countindg0_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G1 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1,countindg1)
    IF countindg1 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg1_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 1, countindg1_1); index of radius of this stellar population in the val array
    indg1_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 2, countindg1_2); index of temperature of this stellar population in the val array
    indg1_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 3, countindg1_3); index of distance of this stellar population in the val array
    indg1_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 4, countindg1_4); index of the amplitude of this stellar population in the val array
    indg1_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 1 and strmid(key,2,1) EQ 5, countindg1_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G2 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2,countindg2) ;sun-like star
    IF countindg2 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg2_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 1, countindg2_1); index of radius of this stellar population in the val array
    indg2_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 2, countindg2_2); index of temperature of this stellar population in the val array
    indg2_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 3, countindg2_3); index of distance of this stellar population in the val array
    indg2_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 4, countindg2_4); index of the amplitude of this stellar population in the val array
    indg2_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 2 and strmid(key,2,1) EQ 5, countindg2_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G3 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3,countindg3)
    IF countindg3 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg3_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 1, countindg3_1); index of radius of this stellar population in the val array
    indg3_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 2, countindg3_2); index of temperature of this stellar population in the val array
    indg3_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 3, countindg3_3); index of distance of this stellar population in the val array
    indg3_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 4, countindg3_4); index of the amplitude of this stellar population in the val array
    indg3_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 3 and strmid(key,2,1) EQ 5, countindg3_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G4 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4,countindg4)
    IF countindg4 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg4_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 1, countindg4_1); index of radius of this stellar population in the val array
    indg4_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 2, countindg4_2); index of temperature of this stellar population in the val array
    indg4_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 3, countindg4_3); index of distance of this stellar population in the val array
    indg4_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 4, countindg4_4); index of the amplitude of this stellar population in the val array
    indg4_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 4 and strmid(key,2,1) EQ 5, countindg4_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G5 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5,countindg5)
    IF countindg5 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg5_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 1, countindg5_1); index of radius of this stellar population in the val array
    indg5_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 2, countindg5_2); index of temperature of this stellar population in the val array
    indg5_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 3, countindg5_3); index of distance of this stellar population in the val array
    indg5_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 4, countindg5_4); index of the amplitude of this stellar population in the val array
    indg5_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 5 and strmid(key,2,1) EQ 5, countindg5_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G6 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6,countindg6)
    IF countindg6 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg6_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 1, countindg6_1); index of radius of this stellar population in the val array
    indg6_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 2, countindg6_2); index of temperature of this stellar population in the val array
    indg6_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 3, countindg6_3); index of distance of this stellar population in the val array
    indg6_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 4, countindg6_4); index of the amplitude of this stellar population in the val array
    indg6_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 6 and strmid(key,2,1) EQ 5, countindg6_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G7 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7,countindg7)
    IF countindg7 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg7_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 1, countindg7_1); index of radius of this stellar population in the val array
    indg7_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 2, countindg7_2); index of temperature of this stellar population in the val array
    indg7_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 3, countindg7_3); index of distance of this stellar population in the val array
    indg7_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 4, countindg7_4); index of the amplitude of this stellar population in the val array
    indg7_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 7 and strmid(key,2,1) EQ 5, countindg7_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G8 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8,countindg8)
    IF countindg8 NE 0 THEN BEGIN
    popnumber+=1
    countg+=1
    indg8_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 1, countindg8_1); index of radius of this stellar population in the val array
    indg8_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 2, countindg8_2); index of temperature of this stellar population in the val array
    indg8_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 3, countindg8_3); index of distance of this stellar population in the val array
    indg8_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 4, countindg8_4); index of the amplitude of this stellar population in the val array
    indg8_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 8 and strmid(key,2,1) EQ 5, countindg8_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    ; Locating the G9 stellar population parameters
    ind = where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9,countindg9)       
    IF countindg9 NE 0 THEN BEGIN
    popnumber+=1   
    countg+=1
    indg9_1 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 1, countindg9_1); index of radius of this stellar population in the val array
    indg9_2 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 2, countindg9_2); index of temperature of this stellar population in the val array
    indg9_3 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 3, countindg9_3); index of distance of this stellar population in the val array
    indg9_4 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 4, countindg9_4); index of the amplitude of this stellar population in the val array
    indg9_5 =  where(strupcase(strmid(key,0,1)) EQ 'G' and strmid(key,1,1) EQ 9 and strmid(key,2,1) EQ 5, countindg9_5); index of the number of stars of this stellar population in the val array
    ENDIF
    
    
    comp_pop=replicate(one_pop,popnumber) ; Replication of the default and initialized stellar population structure to create the composite stellar population structure. All the tag values are by default set to te null value
    
    
    
    ;Filling the tags of the compsite stellar population structure using the indices defined above
    
    FOR i=0L,popnumber-1 DO BEGIN ; Looping over all the structure fields 
   
        IF counto NE 0 THEN BEGIN ; Filling the structure of the O STELLAR POPULATION(S)
        
                    
            FOR k=0L,counto-1 DO BEGIN 
                
                IF countindo3 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O3V_stellar_population'
                    IF countindo3_1 NE 0 THEN comp_pop(k+i).radius = (val(indo3_1))(0) ELSE comp_pop(k+i).radius = 15.0*rsun2cm ;(cm,cgs)
                    IF countindo3_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo3_2))(0) ELSE comp_pop(k+i).temperature = 44.9e3 ;(K)
                    IF countindo3_3 NE 0 THEN comp_pop(k+i).distance = (val(indo3_3))(0) ELSE comp_pop(k+i).distance = 10.0 ; should be lower limited in the general procedure because this is the average distance between two stars
                    IF countindo3_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo3_4))(0) ELSE comp_pop(k+i).amplitude = 1.0 ; is this a dilution factor?
                    IF countindo3_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo3_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1 
                ENDIF
            
                IF countindo4 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O4V_stellar_population'
                    IF countindo4_1 NE 0 THEN comp_pop(k+i).radius = (val(indo4_1))(0) ELSE comp_pop(k+i).radius = 13.43*rsun2cm
                    IF countindo4_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo4_2))(0) ELSE comp_pop(k+i).temperature = 42.9e3
                    IF countindo4_3 NE 0 THEN comp_pop(k+i).distance = (val(indo4_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo4_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo4_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo4_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo4_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1      
                ENDIF
                
                
                IF countindo5 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O5V_stellar_population'
                    IF countindo5_1 NE 0 THEN comp_pop(k+i).radius = (val(indo5_1))(0) ELSE comp_pop(k+i).radius = 12*rsun2cm
                    IF countindo5_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo5_2))(0) ELSE comp_pop(k+i).temperature = 41.4e3
                    IF countindo5_3 NE 0 THEN comp_pop(k+i).distance = (val(indo5_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo5_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo5_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo5_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo5_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
        
                
                
                IF countindo6 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O6V_stellar_population'
                    IF countindo6_1 NE 0 THEN comp_pop(k+i).radius = (val(indo6_1))(0) ELSE comp_pop(k+i).radius = 10.71*rsun2cm
                    IF countindo6_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo6_2))(0) ELSE comp_pop(k+i).temperature = 39.5e3
                    IF countindo6_3 NE 0 THEN comp_pop(k+i).distance = (val(indo6_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo6_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo6_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo6_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo6_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
        
                
                IF countindo7 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O7V_stellar_population'
                    IF countindo7_1 NE 0 THEN comp_pop(k+i).radius = (val(indo7_1))(0) ELSE comp_pop(k+i).radius = 9.52*rsun2cm
                    IF countindo7_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo7_2))(0) ELSE comp_pop(k+i).temperature = 37.1e3
                    IF countindo7_3 NE 0 THEN comp_pop(k+i).distance = (val(indo7_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo7_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo7_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo7_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo7_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                    
                
                IF countindo8 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O8V_stellar_population'
                    IF countindo8_1 NE 0 THEN comp_pop(k+i).radius = (val(indo8_1))(0) ELSE comp_pop(k+i).radius = 8.5*rsun2cm
                    IF countindo8_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo8_2))(0) ELSE comp_pop(k+i).temperature = 35.1e3
                    IF countindo8_3 NE 0 THEN comp_pop(k+i).distance = (val(indo8_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo8_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo8_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo8_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo8_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
        
                
                IF countindo9 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'O9V_stellar_population'
                    IF countindo9_1 NE 0 THEN comp_pop(k+i).radius = (val(indo9_1))(0) ELSE comp_pop(k+i).radius = 7.51*rsun2cm
                    IF countindo9_2 NE 0 THEN comp_pop(k+i).temperature = (val(indo9_2))(0) ELSE comp_pop(k+i).temperature = 33.3e3
                    IF countindo9_3 NE 0 THEN comp_pop(k+i).distance = (val(indo9_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindo9_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indo9_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindo9_5 NE 0 THEN comp_pop(k+i).nstars = (val(indo9_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                        
                    
            ENDFOR
                    
            counto=0. 
        i+=k-1
        ENDIF
        ;i+=k-1

                    
    ;==============================================================================================
                
                        
        IF countb NE 0 THEN BEGIN ; Filling the structure of the B STELLAR POPULATION(S)
                    
            FOR k=0L,countb-1 DO BEGIN
                
                IF countindb0 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B0V_stellar_population'
                    IF countindb0_1 NE 0 THEN comp_pop(k+i).radius = (val(indb0_1))(0) ELSE comp_pop(k+i).radius = 7.16*rsun2cm
                    IF countindb0_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb0_2))(0) ELSE comp_pop(k+i).temperature = 31.4e3
                    IF countindb0_3 NE 0 THEN comp_pop(k+i).distance = (val(indb0_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb0_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb0_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb0_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb0_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                
                
                
                IF countindb1 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B1V_stellar_population'
                    IF countindb1_1 NE 0 THEN comp_pop(k+i).radius = (val(indb1_1))(0) ELSE comp_pop(k+i).radius = 5.71*rsun2cm
                    IF countindb1_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb1_2))(0) ELSE comp_pop(k+i).temperature = 26.0e3 
                    IF countindb1_3 NE 0 THEN comp_pop(k+i).distance = (val(indb1_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb1_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb1_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb1_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb1_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                
                
                
                IF countindb2 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B2V_stellar_population'
                    IF countindb2_1 NE 0 THEN comp_pop(k+i).radius = (val(indb2_1))(0) ELSE comp_pop(k+i).radius = 4.06*rsun2cm
                    IF countindb2_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb2_2))(0) ELSE comp_pop(k+i).temperature = 20.6e3 
                    IF countindb2_3 NE 0 THEN comp_pop(k+i).distance = (val(indb2_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb2_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb2_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb2_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb2_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                
                IF countindb3 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B3V_stellar_population'
                    IF countindb3_1 NE 0 THEN comp_pop(k+i).radius = (val(indb3_1))(0) ELSE comp_pop(k+i).radius = 3.61*rsun2cm
                    IF countindb3_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb3_2))(0) ELSE comp_pop(k+i).temperature = 17.0e3
                    IF countindb3_3 NE 0 THEN comp_pop(k+i).distance = (val(indb3_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb3_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb3_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb3_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb3_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
            
                IF countindb4 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B4V_stellar_population'
                    IF countindb4_1 NE 0 THEN comp_pop(k+i).radius = (val(indb4_1))(0) ELSE comp_pop(k+i).radius = 3.46*rsun2cm
                    IF countindb4_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb4_2))(0) ELSE comp_pop(k+i).temperature = 16.4e3 
                    IF countindb4_3 NE 0 THEN comp_pop(k+i).distance = (val(indb4_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb4_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb4_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb4_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb4_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1       
                ENDIF
                
                
                IF countindb5 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B5V_stellar_population'
                    IF countindb5_1 NE 0 THEN comp_pop(k+i).radius = (val(indb5_1))(0) ELSE comp_pop(k+i).radius = 3.36*rsun2cm
                    IF countindb5_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb5_2))(0) ELSE comp_pop(k+i).temperature = 15.7e3 
                    IF countindb5_3 NE 0 THEN comp_pop(k+i).distance = (val(indb5_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb5_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb5_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb5_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb5_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
        
                
                IF countindb6 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B6V_stellar_population'
                    IF countindb6_1 NE 0 THEN comp_pop(k+i).radius = (val(indb6_1))(0) ELSE comp_pop(k+i).radius = 3.27*rsun2cm
                    IF countindb6_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb6_2))(0) ELSE comp_pop(k+i).temperature = 14.5e3 
                    IF countindb6_3 NE 0 THEN comp_pop(k+i).distance = (val(indb6_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb6_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb6_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb6_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb6_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
        
                
                IF countindb7 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B7V_stellar_population'
                    IF countindb7_1 NE 0 THEN comp_pop(k+i).radius = (val(indb7_1))(0) ELSE comp_pop(k+i).radius = 2.94*rsun2cm
                    IF countindb7_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb7_2))(0) ELSE comp_pop(k+i).temperature = 14.0e3 
                    IF countindb7_3 NE 0 THEN comp_pop(k+i).distance = (val(indb7_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb7_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb7_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb7_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb7_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                    
                
                IF countindb8 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B8V_stellar_population'
                    IF countindb8_1 NE 0 THEN comp_pop(k+i).radius = (val(indb8_1))(0) ELSE comp_pop(k+i).radius = 2.86*rsun2cm
                    IF countindb8_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb8_2))(0) ELSE comp_pop(k+i).temperature = 12.3e3 
                    IF countindb8_3 NE 0 THEN comp_pop(k+i).distance = (val(indb8_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb8_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb8_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb8_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb8_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
        
                
                IF countindb9 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'B9V_stellar_population'
                    IF countindb9_1 NE 0 THEN comp_pop(k+i).radius = (val(indb9_1))(0) ELSE comp_pop(k+i).radius = 2.49*rsun2cm
                    IF countindb9_2 NE 0 THEN comp_pop(k+i).temperature = (val(indb9_2))(0) ELSE comp_pop(k+i).temperature = 10.7e3 
                    IF countindb9_3 NE 0 THEN comp_pop(k+i).distance = (val(indb9_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindb9_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indb9_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindb9_5 NE 0 THEN comp_pop(k+i).nstars = (val(indb9_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                        
                    
            ENDFOR
                    
            countb=0. 
  
        i+=k-1
        ENDIF 
        ;i+=k-1                                       
    ;==============================================================================================
                        
        IF counta NE 0 THEN BEGIN ; Filling the structure of the A STELLAR POPULATION(S)
                    
            FOR k=0L+i,counta-1+i DO BEGIN
                
                IF countinda0 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A0V_stellar_population'
                    IF countinda0_1 NE 0 THEN comp_pop(k+i).radius = (val(inda0_1))(0) ELSE comp_pop(k+i).radius = 2.193*rsun2cm
                    IF countinda0_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda0_2))(0) ELSE comp_pop(k+i).temperature = 9.7e3
                    IF countinda0_3 NE 0 THEN comp_pop(k+i).distance = (val(inda0_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda0_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda0_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda0_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda0_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                
                IF countinda1 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A1V_stellar_population'
                    IF countinda1_1 NE 0 THEN comp_pop(k+i).radius = (val(inda1_1))(0) ELSE comp_pop(k+i).radius = 2.136*rsun2cm
                    IF countinda1_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda1_2))(0) ELSE comp_pop(k+i).temperature = 9.3e3
                    IF countinda1_3 NE 0 THEN comp_pop(k+i).distance = (val(inda1_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda1_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda1_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda1_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda1_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
                
                
                
                IF countinda2 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A2V_stellar_population'
                    IF countinda2_1 NE 0 THEN comp_pop(k+i).radius = (val(inda2_1))(0) ELSE comp_pop(k+i).radius = 2.117*rsun2cm
                    IF countinda2_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda2_2))(0) ELSE comp_pop(k+i).temperature = 8.8e3
                    IF countinda2_3 NE 0 THEN comp_pop(k+i).distance = (val(inda2_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda2_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda2_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda2_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda2_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
                
                
                
                IF countinda3 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A3V_stellar_population'
                    IF countinda3_1 NE 0 THEN comp_pop(k+i).radius = (val(inda3_1))(0) ELSE comp_pop(k+i).radius = 1.861*rsun2cm
                    IF countinda3_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda3_2))(0) ELSE comp_pop(k+i).temperature = 8.6e3
                    IF countinda3_3 NE 0 THEN comp_pop(k+i).distance = (val(inda3_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda3_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda3_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda3_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda3_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
            
                IF countinda4 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A4V_stellar_population'
                    IF countinda4_1 NE 0 THEN comp_pop(k+i).radius = (val(inda4_1))(0) ELSE comp_pop(k+i).radius = 1.794*rsun2cm
                    IF countinda4_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda4_2))(0) ELSE comp_pop(k+i).temperature = 8.25e3
                    IF countinda4_3 NE 0 THEN comp_pop(k+i).distance = (val(inda4_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda4_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda4_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda4_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda4_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                
                
                IF countinda5 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A5V_stellar_population'
                    IF countinda5_1 NE 0 THEN comp_pop(k+i).radius = (val(inda5_1))(0) ELSE comp_pop(k+i).radius = 1.785*rsun2cm
                    IF countinda5_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda5_2))(0) ELSE comp_pop(k+i).temperature = 8.1e3
                    IF countinda5_3 NE 0 THEN comp_pop(k+i).distance = (val(inda5_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda5_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda5_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda5_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda5_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
        
                
                IF countinda6 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A6V_stellar_population'
                    IF countinda6_1 NE 0 THEN comp_pop(k+i).radius = (val(inda6_1))(0) ELSE comp_pop(k+i).radius = 1.775*rsun2cm
                    IF countinda6_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda6_2))(0) ELSE comp_pop(k+i).temperature = 7.91e3 
                    IF countinda6_3 NE 0 THEN comp_pop(k+i).distance = (val(inda6_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda6_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda6_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda6_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda6_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
        
                
                IF countinda7 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A7V_stellar_population'
                    IF countinda7_1 NE 0 THEN comp_pop(k+i).radius = (val(inda7_1))(0) ELSE comp_pop(k+i).radius = 1.75*rsun2cm
                    IF countinda7_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda7_2))(0) ELSE comp_pop(k+i).temperature = 7.76e3 
                    IF countinda7_3 NE 0 THEN comp_pop(k+i).distance = (val(inda7_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda7_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda7_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda7_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda7_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                    
                
                IF countinda8 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A8V_stellar_population'
                    IF countinda8_1 NE 0 THEN comp_pop(k+i).radius = (val(inda8_1))(0) ELSE comp_pop(k+i).radius = 1.747*rsun2cm
                    IF countinda8_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda8_2))(0) ELSE comp_pop(k+i).temperature = 7.590e3
                    IF countinda8_3 NE 0 THEN comp_pop(k+i).distance = (val(inda8_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda8_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda8_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda8_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda8_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
        
                
                IF countinda9 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'A9V_stellar_population'
                    IF countinda9_1 NE 0 THEN comp_pop(k+i).radius = (val(inda9_1))(0) ELSE comp_pop(k+i).radius = 1.747*rsun2cm
                    IF countinda9_2 NE 0 THEN comp_pop(k+i).temperature = (val(inda9_2))(0) ELSE comp_pop(k+i).temperature = 7.4e3 
                    IF countinda9_3 NE 0 THEN comp_pop(k+i).distance = (val(inda9_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countinda9_4 NE 0 THEN comp_pop(k+i).amplitude = (val(inda9_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countinda9_5 NE 0 THEN comp_pop(k+i).nstars = (val(inda9_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1       
                ENDIF
                        
                        
            ENDFOR
                        
            counta=0. 
        i+=k-1
        ENDIF
        ;i+=k-1  
                            
    ;==============================================================================================    
                        
                    
        IF countf NE 0 THEN BEGIN ; Filling the structure of the F STELLAR POPULATION(S)
                 
            FOR k=0L+i,countf-1+i DO BEGIN
                
                IF countindf0 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F0V_stellar_population'
                    IF countindf0_1 NE 0 THEN comp_pop(k+i).radius = (val(indf0_1))(0) ELSE comp_pop(k+i).radius = 1.728*rsun2cm
                    IF countindf0_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf0_2))(0) ELSE comp_pop(k+i).temperature = 7.22e3
                    IF countindf0_3 NE 0 THEN comp_pop(k+i).distance = (val(indf0_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf0_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf0_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf0_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf0_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1        
                ENDIF
                
                
                
                IF countindf1 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F1V_stellar_population'
                    IF countindf1_1 NE 0 THEN comp_pop(k+i).radius = (val(indf1_1))(0) ELSE comp_pop(k+i).radius = 1.679*rsun2cm
                    IF countindf1_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf1_2))(0) ELSE comp_pop(k+i).temperature = 7.02e3
                    IF countindf1_3 NE 0 THEN comp_pop(k+i).distance = (val(indf1_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf1_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf1_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf1_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf1_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                
                IF countindf2 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F2V_stellar_population'
                    IF countindf2_1 NE 0 THEN comp_pop(k+i).radius = (val(indf2_1))(0) ELSE comp_pop(k+i).radius = 1.622*rsun2cm
                    IF countindf2_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf2_2))(0) ELSE comp_pop(k+i).temperature = 6.820e3
                    IF countindf2_3 NE 0 THEN comp_pop(k+i).distance = (val(indf2_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf2_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf2_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf2_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf2_5))(0) ELSE comp_pop(k+i).nstars =  stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                
                IF countindf3 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F3V_stellar_population'
                    IF countindf3_1 NE 0 THEN comp_pop(k+i).radius = (val(indf3_1))(0) ELSE comp_pop(k+i).radius = 1.578*rsun2cm
                    IF countindf3_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf3_2))(0) ELSE comp_pop(k+i).temperature = 6.75e3
                    IF countindf3_3 NE 0 THEN comp_pop(k+i).distance = (val(indf3_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf3_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf3_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf3_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf3_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
            
                IF countindf4 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F4V_stellar_population'
                    IF countindf4_1 NE 0 THEN comp_pop(k+i).radius = (val(indf4_1))(0) ELSE comp_pop(k+i).radius = 1.533*rsun2cm
                    IF countindf4_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf4_2))(0) ELSE comp_pop(k+i).temperature = 6.67e3
                    IF countindf4_3 NE 0 THEN comp_pop(k+i).distance = (val(indf4_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf4_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf4_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf4_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf4_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                IF countindf5 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F5V_stellar_population'
                    IF countindf5_1 NE 0 THEN comp_pop(k+i).radius = (val(indf5_1))(0) ELSE comp_pop(k+i).radius = 1.473*rsun2cm
                    IF countindf5_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf5_2))(0) ELSE comp_pop(k+i).temperature = 6.55e3
                    IF countindf5_3 NE 0 THEN comp_pop(k+i).distance = (val(indf5_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf5_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf5_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf5_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf5_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
        
                
                IF countindf6 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F6V_stellar_population'
                    IF countindf6_1 NE 0 THEN comp_pop(k+i).radius = (val(indf6_1))(0) ELSE comp_pop(k+i).radius = 1.359*rsun2cm
                    IF countindf6_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf6_2))(0) ELSE comp_pop(k+i).temperature = 6.35e3
                    IF countindf6_3 NE 0 THEN comp_pop(k+i).distance = (val(indf6_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf6_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf6_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf6_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf6_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1           
                ENDIF
        
                
                IF countindf7 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F7V_stellar_population'
                    IF countindf7_1 NE 0 THEN comp_pop(k+i).radius = (val(indf7_1))(0) ELSE comp_pop(k+i).radius = 1.324*rsun2cm
                    IF countindf7_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf7_2))(0) ELSE comp_pop(k+i).temperature = 6.28e3
                    IF countindf7_3 NE 0 THEN comp_pop(k+i).distance = (val(indf7_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf7_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf7_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf7_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf7_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1           
                ENDIF
                    
                
                IF countindf8 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F8V_stellar_population'
                    IF countindf8_1 NE 0 THEN comp_pop(k+i).radius = (val(indf8_1))(0) ELSE comp_pop(k+i).radius = 1.221*rsun2cm
                    IF countindf8_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf8_2))(0) ELSE comp_pop(k+i).temperature = 6.18e3
                    IF countindf8_3 NE 0 THEN comp_pop(k+i).distance = (val(indf8_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf8_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf8_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf8_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf8_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1           
                ENDIF
        
                
                IF countindf9 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'F9V_stellar_population'
                    IF countindf9_1 NE 0 THEN comp_pop(k+i).radius = (val(indf9_1))(0) ELSE comp_pop(k+i).radius = 1.167*rsun2cm
                    IF countindf9_2 NE 0 THEN comp_pop(k+i).temperature = (val(indf9_2))(0) ELSE comp_pop(k+i).temperature = 6.05e3
                    IF countindf9_3 NE 0 THEN comp_pop(k+i).distance = (val(indf9_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindf9_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indf9_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindf9_5 NE 0 THEN comp_pop(k+i).nstars = (val(indf9_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1           
                ENDIF
                                    
                                        
            ENDFOR
                                                        
            countf=0.  
        i+=k-1
        ENDIF
        ;i+=k-1  
                                                                    
    ;============================================================================================== 
                            
        IF countg NE 0 THEN BEGIN ; Filling the structure of the G STELLAR POPULATION(S)
                    
            FOR k=0L+i,countg-1+i DO BEGIN
                
                IF countindg0 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G0V_stellar_population'
                    IF countindg0_1 NE 0 THEN comp_pop(k+i).radius = (val(indg0_1))(0) ELSE comp_pop(k+i).radius = 1.1*rsun2cm
                    IF countindg0_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg0_2))(0) ELSE comp_pop(k+i).temperature = 5.93e3
                    IF countindg0_3 NE 0 THEN comp_pop(k+i).distance = (val(indg0_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg0_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg0_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg0_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg0_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
                
                
                
                IF countindg1 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G1V_stellar_population'
                    IF countindg1_1 NE 0 THEN comp_pop(k+i).radius = (val(indg1_1))(0) ELSE comp_pop(k+i).radius = 1.06*rsun2cm
                    IF countindg1_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg1_2))(0) ELSE comp_pop(k+i).temperature = 5.86e3 
                    IF countindg1_3 NE 0 THEN comp_pop(k+i).distance = (val(indg1_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg1_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg1_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg1_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg1_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1 
                ENDIF
                
                
                
                IF countindg2 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G2V_stellar_population'
                    IF countindg2_1 NE 0 THEN comp_pop(k+i).radius = (val(indg2_1))(0) ELSE comp_pop(k+i).radius = 1.012*rsun2cm
                    IF countindg2_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg2_2))(0) ELSE comp_pop(k+i).temperature = 5.77e3
                    IF countindg2_3 NE 0 THEN comp_pop(k+i).distance = (val(indg2_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg2_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg2_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg2_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg2_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
                
                
                
                IF countindg3 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G3V_stellar_population'
                    IF countindg3_1 NE 0 THEN comp_pop(k+i).radius = (val(indg3_1))(0) ELSE comp_pop(k+i).radius = 1.002*rsun2cm
                    IF countindg3_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg3_2))(0) ELSE comp_pop(k+i).temperature = 5.72e3
                    IF countindg3_3 NE 0 THEN comp_pop(k+i).distance = (val(indg3_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg3_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg3_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg3_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg3_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1  
                ENDIF
            
                IF countindg4 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G4V_stellar_population'
                    IF countindg4_1 NE 0 THEN comp_pop(k+i).radius = (val(indg4_1))(0) ELSE comp_pop(k+i).radius = 0.991*rsun2cm
                    IF countindg4_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg4_2))(0) ELSE comp_pop(k+i).temperature = 5.68e3
                    IF countindg4_3 NE 0 THEN comp_pop(k+i).distance = (val(indg4_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg4_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg4_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg4_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg4_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1 
                ENDIF
                
                
                IF countindg5 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G5V_stellar_population'
                    IF countindg5_1 NE 0 THEN comp_pop(k+i).radius = (val(indg5_1))(0) ELSE comp_pop(k+i).radius = 0.977*rsun2cm
                    IF countindg5_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg5_2))(0) ELSE comp_pop(k+i).temperature = 5.66e3
                    IF countindg5_3 NE 0 THEN comp_pop(k+i).distance = (val(indg5_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg5_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg5_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg5_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg5_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1         
                ENDIF
        
                
                IF countindg6 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G6V_stellar_population'
                    IF countindg6_1 NE 0 THEN comp_pop(k+i).radius = (val(indg6_1))(0) ELSE comp_pop(k+i).radius = 0.949*rsun2cm
                    IF countindg6_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg6_2))(0) ELSE comp_pop(k+i).temperature = 5.6e3
                    IF countindg6_3 NE 0 THEN comp_pop(k+i).distance = (val(indg6_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg6_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg6_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg6_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg6_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1          
                ENDIF
        
                
                IF countindg7 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G7V_stellar_population'
                    IF countindg7_1 NE 0 THEN comp_pop(k+i).radius = (val(indg7_1))(0) ELSE comp_pop(k+i).radius = 0.927*rsun2cm
                    IF countindg7_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg7_2))(0) ELSE comp_pop(k+i).temperature = 5.55e3
                    IF countindg7_3 NE 0 THEN comp_pop(k+i).distance = (val(indg7_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg7_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg7_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg7_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg7_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1       
                ENDIF
                    
                
                IF countindg8 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G8V_stellar_population'
                    IF countindg8_1 NE 0 THEN comp_pop(k+i).radius = (val(indg8_1))(0) ELSE comp_pop(k+i).radius = 0.914*rsun2cm
                    IF countindg8_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg8_2))(0) ELSE comp_pop(k+i).temperature = 5.48e3
                    IF countindg8_3 NE 0 THEN comp_pop(k+i).distance = (val(indg8_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg8_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg8_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg8_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg8_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance
                    K+=1   
                ENDIF
        
                
                IF countindg9 NE 0 THEN BEGIN
                    comp_pop(k+i).popid = 'G9V_stellar_population'
                    IF countindg9_1 NE 0 THEN comp_pop(k+i).radius = (val(indg9_1))(0) ELSE comp_pop(k+i).radius = 0.853*rsun2cm
                    IF countindg9_2 NE 0 THEN comp_pop(k+i).temperature = (val(indg9_2))(0) ELSE comp_pop(k+i).temperature = 5.38e3
                    IF countindg9_3 NE 0 THEN comp_pop(k+i).distance = (val(indg9_3))(0) ELSE comp_pop(k+i).distance = 10.0
                    IF countindg9_4 NE 0 THEN comp_pop(k+i).amplitude = (val(indg9_4))(0) ELSE comp_pop(k+i).amplitude = 1.0
                    IF countindg9_5 NE 0 THEN comp_pop(k+i).nstars = (val(indg9_5))(0) ELSE comp_pop(k+i).nstars = stellar_density*(4.*!pi/3)*comp_pop(k+i).distance 
                    K+=1   
                ENDIF
           
            ENDFOR
    
            countg=0.  
        i+=k-1
        ENDIF 
        ;i+=k-1 
    
    ;==============================================================================================    
    
    ENDFOR
      
;============This block creates a composite (9V) stellar population structure for when the function isn't used as a plugin=================== 
ENDIF ELSE BEGIN 

IF NOT keyword_set(scope) AND NOT keyword_set(val) THEN BEGIN 

    
    popnumber = 5.
    comp_pop = replicate(one_pop,popnumber)

    ;BECAUSE LESS MASSIVE (COLDER) STARS ARE MORE ABUNDANT, THEY WILL BE CHOSEN TO BUILD THE COMPOSITE STELLAR STRUCTURE
    ;THIS MEANS THAT THE CHOSEN SPECTRAL TYPE IS 9V (MAIN SEQUENCE)

    ;CHOSEN STELLAR POPULATIONS
    ;O9V
    ;B9V
    ;A9V
    ;F9V
    ;G9V
    
    comp_pop(0).popid = 'O9V_stellar_population'
    comp_pop(0).radius = 7.51*rsun2cm 
    comp_pop(0).temperature = 33.3e3
    comp_pop(0).distance = 10.0
    comp_pop(0).amplitude = 1.0
    comp_pop(0).nstars = stellar_density*(4.*!pi/3)*comp_pop(0).distance
    
    comp_pop(1).popid = 'B9V_stellar_population'
    comp_pop(1).radius = 2.49*rsun2cm  
    comp_pop(1).temperature = 10.7e3 
    comp_pop(1).distance = 10.0
    comp_pop(1).amplitude = 1.0
    comp_pop(1).nstars = stellar_density*(4.*!pi/3)*comp_pop(1).distance
    
    comp_pop(2).popid = 'A9V_stellar_population'
    comp_pop(2).radius = 1.747*rsun2cm
    comp_pop(2).temperature = 7.4e3
    comp_pop(2).distance = 10.0
    comp_pop(2).amplitude = 1.0
    comp_pop(2).nstars = stellar_density*(4.*!pi/3)*comp_pop(2).distance
    
    comp_pop(3).popid = 'F9V_stellar_population'
    comp_pop(3).radius = 1.167*rsun2cm
    comp_pop(3).temperature = 6.05e3
    comp_pop(3).distance = 10.0
    comp_pop(3).amplitude = 1.0
    comp_pop(3).nstars = stellar_density*(4.*!pi/3)*comp_pop(3).distance
    
    comp_pop(4).popid = 'G9V_stellar_population'
    comp_pop(4).radius = 0.853*rsun2cm 
    comp_pop(4).temperature = 5.38e3
    comp_pop(4).distance = 10.0
    comp_pop(4).amplitude = 1.0
    comp_pop(4).nstars = stellar_density*(4.*!pi/3)*comp_pop(4).distance
    
    
ENDIF 

ENDELSE

print, 'comp_pop is:'
print, comp_pop


if keyword_set(key) then defsysv,'!dustem_composite_stellar_population',comp_pop

the_end:
return, scp
end