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