\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '891779')
NAIF_BODY_CODE+= ( 20891779)
NAIF_BODY_NAME+= ( '2015 BQ510')
NAIF_BODY_CODE+= ( 20891779)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20891779_MAG_HG = ( 19.595 0.150 )