\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '847431')
NAIF_BODY_CODE+= ( 20847431)
NAIF_BODY_NAME+= ( '1994 CJ1')
NAIF_BODY_CODE+= ( 20847431)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20847431_MAG_HG = ( 21.344 0.150 )