\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '890084')
NAIF_BODY_CODE+= ( 20890084)
NAIF_BODY_NAME+= ( '2013 GX79')
NAIF_BODY_CODE+= ( 20890084)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20890084_MAG_HG = ( 20.712 0.150 )