\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '892304')
NAIF_BODY_CODE+= ( 20892304)
NAIF_BODY_NAME+= ( '2015 GY')
NAIF_BODY_CODE+= ( 20892304)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20892304_MAG_HG = ( 21.476 0.150 )