<?xml version="1.0"?>
<param xml:id="pho2_r">
    <get>
        <vi name="pho:orb:mso">
            <baseParam name="R_MSO"/>
        </vi>
    </get>
    <process>$pho_orb_mso_R_MSO/RADIUS_MARS</process>
    <output/>
</param>