\begintext
 DynAstVO ephemeris
\begindata
NAIF_BODY_NAME+= ( '877808')
NAIF_BODY_CODE+= ( 20877808)
NAIF_BODY_NAME+= ( '2011 EL11')
NAIF_BODY_CODE+= ( 20877808)
\begintext
  DynAstVO magnitude parameters.
\begindata
BODY20877808_MAG_HG = ( 19.770 0.150 )