\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '894048')
NAIF_BODY_CODE+= ( 20894048)
NAIF_BODY_NAME+= ( '2017 BM123')
NAIF_BODY_CODE+= ( 20894048)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20894048_MAG_HG = ( 23.566 0.150 )