value quality siderealorsynodic author ref method 10.6300 3 Synodic Benishek 2023MPBu...50...62B Lightcurve 10.6360 3 Synodic Worman 1995MPBu...22...39W Lightcurve 10.6411 3 Synodic Behrend LCDB Lightcurve 12.0000 1 Synodic Behrend LCDB Lightcurve