\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '884903')
NAIF_BODY_CODE+= ( 20884903)
NAIF_BODY_NAME+= ( '2017 XO60')
NAIF_BODY_CODE+= ( 20884903)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20884903_MAG_HG = ( 20.341 0.150 )