value quality siderealorsynodic author ref method 2.9327 2+ Synodic Loera 2022MPBu...49..289L Lightcurve 2.9330 2+ Synodic Hess 2016MPBu...43...87H Lightcurve 2.9334 3 Synodic Benishek 2022MPBu...49..333B Lightcurve