\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '877717')
NAIF_BODY_CODE+= ( 20877717)
NAIF_BODY_NAME+= ( '2010 WT8')
NAIF_BODY_CODE+= ( 20877717)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20877717_MAG_HG = ( 21.920 0.150 )