dustem_get_band_flux.pro
23.3 KB
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FUNCTION DUSTEM_GET_BAND_FLUX, dpath, inst, xs=xs, ys=ys, smi=smi, unit=unit, VERBOSE=verbose
if n_params() EQ 0 then begin
print,'-------------------------------------------------------------------------------------------------------------------------'
print,'FUNCTION GET_BAND_FLUX, dpath, inst, xs=xs, ys=ys, smi=smi, unit=unit, VERBOSE=verbose'
print,'-------------------------------------------------------------------------------------------------------------------------'
print,' returns new structure SMDAT with color corrected (cc) flux (MJy/sr) in instrument filter.'
print,' or fills band flux in input structure SMI containing M_EMIS field'
print,' Band flux integration always done in lambda, Deviations less than 1% for transmissions given vs. frequency.'
print,''
print,' SMDAT = { M_EMIS: UNIT: for SED (erg/s/cm2/sr)'
print,' X: xgrid for SED (microns) '
print,' Y: input SED '
print,' YP: input polarized SED '
print,' COM: string for doc'
print,' NPAR: nr of parameters for overall CHI2'
print,' CHI2: chi-square on all data'
print,' INST: NAME: names of bands, '
print,' X: band center in microns, '
print,' YD: data points (erg/s/cm2/sr)'
print,' ERR: error on YD same unit'
print,' YM: SED of model in bands (erg/s/cm2/sr), '
print,' FLX: flux of model in bands (MJy/sr), '
print,' CC: color correction in bands, '
print,' RR: band sampling ratio flux/filt, '
print,' ISEL: mask for band selection, 0:discard band, 1=take band, '
print,' UNIT: info on units for X,YD,YM,FLX'
print,' CHI2: chi-square on current bands masked with ISEL, '
print,' TRANS: X: grid for band transmission, '
print,' Y: band transmission } '
print,''
print,' DPATH (I): path for FILTERS directory'
print,' INST (I): array of labels for band set, so far CAM, DIRBE, HFI, IRAC, IRAS, LFI, MIPS, PACS, SPIRE, WMAP'
print,' XS (I): SMDAT creation, input wave array in microns '
print,' YS (I): SMDAT creation, input SED in erg/s/cm2/sr, array(nwave,ntype) allows for several SEDs (grain type)'
print,' SMI (I): input SMDAT structure, must at least contain M_EMIS field. If set GET_BAND_FLUX will return filled SMI'
print,''
print,' Dependencies: '
print,' DUSTEM_BAND_CC, DUSTEM_ADD_MOD, HFI_READ_BANDPASS, GET_HFIBOLO_LIST, HFI_COLOR_CORRECTION '
print,''
print,' Examples: '
print,' SMDAT creation: sm = GET_BAND_FLUX(dpath, [''iras'',''hfi''], xs=xs, ys=ys)'
print,' SMDAT filling: sm = GET_BAND_FLUX(dpath, [''spire''],smi=smi) -> uses xs and ys from SMI (M_EMIS.X and Y)'
print,' SMDAT filling: sm = GET_BAND_FLUX(dpath, [''spire''],xs=xs,ys=ys,smi=smi) -> force xs and ys in SMI'
print,''
print,' created by L Verstraete, IAS, Oct-dec 2010, Bandpass data from FILTERS'
print,''
print,'-------------------------------------------------------------------------------------------------------------------------'
return,0
endif
; init & check
clight = 2.9979246D10 ; cm/s
inst = STRUPCASE(STRTRIM(inst,2))
n_inst = n_elements(inst)
i_list = [ 'CAM', 'DIRBE', 'HFI', 'IRAC', 'IRAS', 'LFI', 'MIPS', 'PACS', 'SPIRE', 'WMAP' ]
cx = 0
for ik = 0, n_inst-1 do begin
iix = WHERE( i_list EQ inst(ik), cxx )
cx = cx + cxx
endfor
if cx EQ 0 then begin
print,'(F) DUSTEM_GET_BAND_FLUX: no valid instrument name'
return,-1
endif
; find whether this is a creation
ntg = N_TAGS(smi)
if N_TAGS(smi) EQ 0 then begin
new_str = 1
endif else begin
tgs = TAG_NAMES(smi)
ix = WHERE( tgs EQ 'M_EMIS', cx)
if cx EQ 0 then new_str = 1 else new_str = 0
endelse
; get start structure
if new_str EQ 1 then begin ; SMDAT creation
tt = SIZE(ys)
if tt(0) GT 1 then ntype = tt(tt(0)) else ntype = 1
if (n_elements(xs)+n_elements(ys)) EQ 0 OR (n_elements(xs) NE tt(1)) then begin
print,'(F) DUSTEM_GET_BAND_FLUX: creating SMDAT must define xs(n1), ys(n1,n2)'
return,0
endif
ix = SORT(xs)
xw = xs(ix) & yw = ys(ix,0:ntype-1)
smdat = { COM : '', NPAR : 0, CHI2 : 0d }
smdat = DUSTEM_ADD_MOD(smdat,'emis',[n_elements(xw),ntype])
endif else if new_str EQ 0 then begin ; SMDAT filling
smdat = smi
xw = smdat.m_emis.x
yw = smdat.m_emis.y
if n_elements(xs) EQ n_elements(xw) then good = 1
if n_elements(ys) EQ n_elements(yw) then good = good + 1
if good EQ 2 then begin
ix = SORT(xs)
tt = SIZE(ys)
if tt(0) GT 1 then ntype = tt(tt(0)) else ntype = 1
xw = xs(ix) & yw = ys(ix,0:ntype-1)
if keyword_set(verbose) then print,'(W) DUSTEM_GET_BAND_FLUX: forcing xs, ys in SMI'
endif
if n_elements(unit) EQ 0 then unit = smi.m_emis.unit
endif
if n_elements(unit) EQ 0 then unit = 'x(microns) SED(erg/s/cm2/sr)'
smdat.m_emis.unit = unit
smdat.m_emis.x = xw
smdat.m_emis.y = yw
tag = TAG_NAMES(smdat)
; instrument loop
for ixs = 0, n_inst-1 do begin
if (INST(ixs) EQ 'CAM') then begin
Nband_sw = 11
Nband_lw = 10
nband = nband_sw + nband_lw ; nr of bands
ntrans = 160 ; max nr of points in transmission grid
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
RESTORE, dpath+'ISO/cam_filter_transmission.save'
smdat.(itx).x = [ sw_lambda_lc(0:nband_sw-1), lw_lambda_lc(0:nband_lw-1) ]
smdat.(itx).name = [ strupcase(sw_name_arr(0:nband_sw-1)), strupcase(lw_name_arr(0:nband_lw-1)) ]
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
FOR i=0,Nband_sw-1 DO BEGIN
ind = where(sw_lambda_arr(*,i) NE 0.)
xt = sw_lambda_arr(ind,i)
yt = sw_trans_arr(ind,i)
nu0 = 1d4*clight/sw_lambda_lc[i]
for itp = 0, ntype-1 do begin
smdat.(itx).ym(i,itp) = DUSTEM_BAND_CC( sw_lambda_lc[i], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(i,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(i,itp) = tc
endfor
smdat.(itx).rr(i) = rb
smdat.(itx).trans.x(i,0:nt-1) = xt
smdat.(itx).trans.y(i,0:nt-1) = yt
ENDFOR
FOR i=0,Nband_lw-1 DO BEGIN
ind=where(lw_lambda_arr(*,i) NE 0.)
xt = lw_lambda_arr(ind,i)
yt = lw_trans_arr(ind,i)/max(lw_trans_arr(ind,i))
nu0 = 1d4*clight/lw_lambda_lc[i]
for itp = 0, ntype-1 do begin
smdat.(itx).ym(nband_sw+i,itp) = DUSTEM_BAND_CC( lw_lambda_lc[i], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(nband_sw+i,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(nband_sw+i,itp) = tc
endfor
smdat.(itx).rr(nband_sw+i) = rb
smdat.(itx).trans.x(nband_sw+i,0:nt-1) = xt
smdat.(itx).trans.y(nband_sw+i,0:nt-1) = yt
ENDFOR ; CAM
ENDIF else if (INST(ixs) EQ 'DIRBE') then begin
nband = 10 ; nr of bands
ntrans = 160 ; max nr of points in transmission grid
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband, n2=ntype, n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
dir_band = dpath + 'DIRBE/'
fname = dir_band + 'dirbe_response.asc'
nwav = 800
wav = dblarr(nwav)
trans = dblarr(nwav,nband)
OPENR, uu, fname, /get_lun
tmp=''
for i=0,11 do READF, uu, tmp
for i=0,nwav-1 do begin
READF, uu, tmp
tt = double( strsplit(tmp, ' ', /extract) ) ; first wave then 10 filters
wav(i) = tt(0)
trans(i,*) = tt(1:nband)
endfor
CLOSE, uu
free_lun, uu
wbd = [1.25,2.2,3.5,4.9,12,25.,60.,100.,140.,240.]
smdat.(itx).x = wbd
smdat.(itx).name = 'DIRBE'+strtrim(indgen(10)+1,2)
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
for k=0,nband-1 do begin
nu0 = 1d4*clight/wbd[k]
xt=wav & yt=trans(*,k)
for itp = 0, ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).rr(k) = rb
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
endfor ; DIRBE
ENDIF else if (INST(ixs) EQ 'HFI') then begin
nband=6
hfi_bp_version = 'v101'
ntrans = 800
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
dir_band = dpath + 'HFI/OFFICIAL/'
wbd = double([100.,143.,217.,353.,545.,857.]) ; band center in GHz
bnm = STRTRIM(FIX(wbd),2)
smdat.(itx).name = bnm
smdat.(itx).x = 1d-5*clight/wbd
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
bp = HFI_READ_BANDPASS(hfi_bp_version,path_rimo=dir_band,/rimo)
NAME = bp.name ; name of the detector
FREQ = bp.freq/1d9 ; frequencies measured in GHz
TRANS = bp.trans ; values of the transmission (normalized later)
nu = 1d-5*clight/xw ; microns to GHz
ixw = SORT(nu) & nu = nu(ixw)
FOR k=0,nband-1 do begin
BOLO_LIST = GET_HFIBOLO_LIST( channel = bnm(k) )
N_BOLO_LIST = n_elements( bolo_list )
yt = 0d0
For idet = 0 , n_bolo_list - 1 do begin ; ----- get transmission ------------
Q_DET = where(bolo_list[ idet ] eq name)
Q_DET = q_det(0)
Q_TRANS = where( trans(*,q_det) gt 1d-6, nt )
FREQ_D = freq( q_trans, q_det ) ; already in GHz
TRANS_D = trans( q_trans, q_det )
if idet EQ 0 then begin
freq_0 = freq_d
n0 = n_elements(freq_0)
yt = yt + trans_d
endif else yt = yt + INTERPOL( trans_d, freq_d, freq_0)
endfor
smdat.(itx).trans.x(k,0:n0-1) = 1d-5*clight/freq_0
smdat.(itx).trans.y(k,0:n0-1) = yt / MAX(yt)
for itp=0,ntype-1 do begin
inu = 1d17 * yw(ixw,itp)/nu/1d9 ; MJy/sr
y0 = INTERPOL(yw(ixw,itp),nu,wbd(k))
; cc = HFI_COLOR_CORRECTION( bp,bnm(k),bolo_cc, nu,inu )
cc = HFI_COLOR_CORRECTION_DUSTEM( bp.name,bp.freq/1e9,bp.trans,bnm(k),bolo_cc, nu,inu )
smdat.(itx).ym(k,itp) = cc.cc * y0 ; SED (erg/cm2/s/sr) @ band center
smdat.(itx).flx(k,itp) = 1d17*cc.cc*y0/wbd(k)/1d9 ; in MJy/sr
smdat.(itx).cc(k,itp) = cc.cc
endfor
ENDFOR
ENDIF ELSE if (INST(ixs) EQ 'IRAC') then begin
nband = 4
ntrans = 410
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
wbd = [ 3.550, 4.493, 5.731, 7.872 ] ; in microns
smdat.(itx).x = wbd
bnm = ['IRAC1','IRAC2','IRAC3','IRAC4']
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'Spitzer/'
for k = 0, nband-1 do begin
fn = dir_band + STRLOWCASE(bnm(k)) + '.dat'
READCOL, fn, xt, yt, /sil ; !!! response in electrons per photon !!!
yt = yt*xt
nu0 = 1d4*clight/wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
endfor ; IRAC
ENDIF ELSE if (INST(ixs) EQ 'IRAS') then begin
nband = 4
ntrans = 140
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
bnm = ['12','25','60','100']
smdat.(itx).name = bnm
wbd = DOUBLE(bnm)
smdat.(itx).x = wbd
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'IRAS/IRAS'
for k=0,nband-1 do begin
fn = dir_band + bnm(k)+'.txt'
READCOL, fn, xt, yt,/SIL
nu0 = 1d4*clight/wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
endfor
endif else begin ; IRAS no read
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
wbd = smdat.(itx).x
for k=0,nband-1 do begin
nu0 = 1d4*clight/wbd[k]
xt = smdat.(itx).trans.x(k,*)
yt = smdat.(itx).trans.y(k,*)
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
smdat.(itx).rr(k) = rb
endfor
endfor ; IRAS
endelse
ENDIF else if (INST(ixs) EQ 'LFI') then begin
wbd = [ 30.,44.,70. ] ;band center in GHz
nband = n_elements(wbd)
ntrans = 210
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
smdat.(itx).x = 1d-5*clight/wbd
bnm = STRTRIM(FIX(wbd),2) + 'GHz'
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'LFI/LFI'
FOR k=0L,Nband-1 DO BEGIN
lfi_files = FINDFILE(dir_band+'*'+bnm(k)+'*.dat',count=Nfiles)
FOR i=0L,Nfiles-1 DO BEGIN
IF i EQ 0 THEN BEGIN
READCOL,lfi_files(i),nu,R0D0,R0D1,R1D0,R1D1, /SIL
ENDIF ELSE BEGIN
READCOL,lfi_files(i),nu2,R0D0_2,R0D1_2,R1D0_2,R1D1_2, /SIL
R0D0 = R0D0 + INTERPOL(R0D0_2,nu2,nu)
R1D0 = R1D0 + INTERPOL(R1D0_2,nu2,nu)
R0D1 = R0D1 + INTERPOL(R0D1_2,nu2,nu)
R1D1 = R1D1 + INTERPOL(R1D1_2,nu2,nu)
ENDELSE
ENDFOR
trans=sqrt(R0D0^2+R1D1^2+R1D0^2+R0D1^2) ; no idea if this is how it should be done
xt = 1d-5*clight/nu
yt = trans
w0 = 1d-5*clight/wbd[k]
nu0 = 1d9*wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( w0, xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
ENDFOR ; LFI
ENDIF else if (INST(ixs) EQ 'MIPS') then begin
bnm = [ '24', '70', '160' ] ; band name
wbd = [ 23.68, 71.42, 155.90 ] ; band center in microns
nband = n_elements(wbd)
ntrans = 400
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
smdat.(itx).x = wbd
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'Spitzer/MIPSfiltsumm_'
for k = 0, nband-1 do begin
fn = dir_band + bnm(k) + '.txt'
READCOL, fn, xt, yt, /sil ; ; !!! response in electrons per photon energy !!!
nu0 = 1d4*clight/wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
endfor ; MIPS
ENDIF else if (INST(ixs) EQ 'PACS') then begin
; wbd=[75.,110.,170.] ;microns
wbd=[70.,100.,160.] ;microns
nband = n_elements(wbd)
ntrans = 2030
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
smdat.(itx).x = wbd
bnm = STRTRIM(FIX(wbd),2)
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'PACS/'
file = dir_band+'PCalPhotometer_Absorption_FM_v2.fits'
wave=mrdfits(file,1,h,/sil)
Trans=mrdfits(file,2,h,/sil)
file=dir_band+'PCalPhotometer_FilterTransmission_FM_v1.fits'
st3=mrdfits(file,1,h,/sil) & lamb3=st3.wavelength & T3=st3.transmission
st1=mrdfits(file,2,h,/sil) & lamb1=st1.wavelength & T1=st1.transmission
st2=mrdfits(file,3,h,/sil) & lamb2=st2.wavelength & T2=st2.transmission
mx = MAX([n_elements(lamb1),n_elements(lamb2),n_elements(lamb3)])
yt = dblarr(nband,mx)
xt = dblarr(nband,mx)
TT1=interpol(Trans,wave,lamb1)
TT2=interpol(Trans,wave,lamb2)
TT3=interpol(Trans,wave,lamb3)
yt(0,0:n_elements(lamb1)-1)=T1*TT1 & xt(0,0:n_elements(lamb1)-1) = lamb1
yt(1,0:n_elements(lamb2)-1)=T2*TT2 & xt(1,0:n_elements(lamb2)-1) = lamb2
yt(2,0:n_elements(lamb3)-1)=T3*TT3 & xt(2,0:n_elements(lamb3)-1) = lamb3
FOR k=0, nband-1 do begin
xtt = REFORM(xt(k,*),mx) & ytt = REFORM(yt(k,*),mx)
nu0 = 1d4*clight/wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( wbd[k], xw, yw(*,itp), xtt, ytt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xtt
smdat.(itx).trans.y(k,0:nt-1) = ytt
smdat.(itx).rr(k) = rb
endfor ; PACS
ENDIF else if (INST(ixs) EQ 'SPIRE') then begin
wbd= [250., 350., 500.]
nband = n_elements(wbd)
ntrans = 510
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
smdat.(itx).x = wbd
bnm = STRTRIM(FIX(wbd),2)
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
tt = dblarr(nband+1,512)
dir_band = dpath + 'SPIRE/'
OPENR,unit,dir_band+'SPIRE_transmissions.txt',/get_lun
sstr=''
for i=0,2 do READF,unit,sstr
cnt = 0 & ss=''
WHILE not eof(unit) DO BEGIN
READF,unit,ss
tt(*,cnt) = double(strsplit(ss,/extract))
cnt = cnt + 1
ENDWHILE
CLOSE, unit
free_lun, unit
FOR k=0, nband-1 do begin
xt = 1d4/tt(0,*) ; convert to microns
yt = tt[k+1,*]
w0 = wbd[k]
nu0 = 1d4*clight/w0
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( w0, xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
endfor ; SPIRE
ENDIF else if (INST(ixs) EQ 'WMAP') then begin
wbd = double([ 23., 33., 41., 61., 94. ])
nband = n_elements(wbd)
ntrans = 1000
ix = WHERE(tag EQ 'I_'+inst(ixs), ctg)
if new_str EQ 1 OR ctg EQ 0 then begin
st = CREATE_STRUCT( 'I_'+inst(ixs), DUSTEM_STR_INST(nband,n2=ntype,n3=ntrans) )
smdat = CREATE_STRUCT( smdat, st )
endif
ttg = TAG_NAMES(smdat)
itx = WHERE( ttg EQ 'I_'+inst(ixs))
smdat.(itx).x = 1d-5*clight/wbd
bnm = STRTRIM(FIX(wbd),2)+'GHz'
smdat.(itx).name = bnm
smdat.(itx).unit = 'x(microns) YM(erg/s/cm2/sr) FLX(MJy/sr)'
dir_band = dpath + 'WMAP/'
wmap_files = FINDFILE(dir_band+'*v3.xcat', count=nfiles)
FOR k=0, nband-1 do begin
READCOL, wmap_files(k), nu, trans, skip=4, /sil
xt = 1d-5*clight/nu ; !!!! integrate in microns
yt = trans
w0 = 1d-5*clight/wbd[k]
nu0 = 1d9*wbd[k]
for itp=0,ntype-1 do begin
smdat.(itx).ym(k,itp) = DUSTEM_BAND_CC( w0, xw, yw(*,itp), xt, yt, y0=y0, cc=tc, rr=rb, ni=nt )
smdat.(itx).flx(k,itp) = 1.d17*tc*y0/nu0 ; in MJy/sr
smdat.(itx).cc(k,itp) = tc
endfor
smdat.(itx).trans.x(k,0:nt-1) = xt
smdat.(itx).trans.y(k,0:nt-1) = yt
smdat.(itx).rr(k) = rb
endfor ; WMAP
ENDIF
ENDFOR
RETURN, SMDAT
END