\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '850338')
NAIF_BODY_CODE+= ( 20850338)
NAIF_BODY_NAME+= ( '2006 WJ3')
NAIF_BODY_CODE+= ( 20850338)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20850338_MAG_HG = ( 19.837 0.150 )