value quality siderealorsynodic author ref method 4.8280 3 Synodic Florczak 1997P&SS...45.1423F Lightcurve 4.8282 3 Synodic Behrend LCDB Lightcurve 4.8350 3 Synodic Benishek 2021MPBu...48..280B Lightcurve 4.8361 3 Synodic Behrend LCDB Lightcurve 4.8366 2 Sidereal Hanus 2011A&A...530A.134H Model