value quality siderealorsynodic author ref method 11.0000 1 Synodic Barucci 1994Icar..109..267B Lightcurve 160.6600 3 Synodic Stephens 2008MPBu...35..178S Lightcurve 24.0000 2- Synodic Behrend LCDB Lightcurve