\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '892825')
NAIF_BODY_CODE+= ( 20892825)
NAIF_BODY_NAME+= ( '2015 XP129')
NAIF_BODY_CODE+= ( 20892825)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20892825_MAG_HG = ( 18.752 0.150 )