\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '878293')
NAIF_BODY_CODE+= ( 20878293)
NAIF_BODY_NAME+= ( '2011 YX10')
NAIF_BODY_CODE+= ( 20878293)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20878293_MAG_HG = ( 21.378 0.150 )