<?xml version="1.0"?>
<param xml:id="so_dsc_bx">
	<time_resolution>3600</time_resolution>
	<get>
		<amdaParam name="so_dsc_v"/>
		<amdaParam name="so_r_sun"/>
		<amdaParam name="so_dsc_b"/>	
	</get> 
	<process>$so_dsc_b*$so_dsc_v[0]*1000./(2.*3.14/25.38/86400)/($so_r_sun*ASTRONOMICAL_UNIT)</process>
	<output/>
</param>