Something

<PropertyList>
  <generic>

    <output>
      <line_separator>newline</line_separator>
      <var_separator>newline</var_separator>
      <binary_mode>false</binary_mode>



      <chunk>
        <name>heading (rad)</name>
	<format>1 2 %i</format>
	<type>int</type>
        <node>/orientation/heading-deg</node>
<!--         <factor>0.0174532925199433</factor>  -->
	<!-- degrees to radians -->
      </chunk>

      <chunk>
	      <name>speed</name>
	      <format>1 1 %i</format>
	      <type>int</type>
	      <node>/velocities/airspeed-kt</node>
      </chunk>
      
      <!--<chunk>
        <name>pitch angle (deg)</name>
        <format>1 3 %03.2f</format>
        <node>/orientation/pitch-deg</node>
      </chunk>-->
   </output>

 </generic>
</PropertyList>