<?xml version='1.0' encoding='us-ascii'?>
<param xml:id="cass_b_rtn1s_theta">
    <get>
      <amdaParam name="cass_b_rtn1s" />
    </get>
    <process>asin($cass_b_rtn1s[2] / magnitude($cass_b_rtn1s))*RAD2DEG</process>
    <output />
  </param>