value quality siderealorsynodic author ref method 3.2060 2- Synodic Ferrero 2020MPBu...47...64F Lightcurve 3.2060 2 Sidereal Durech 2023A&A...675A..24D Model 3.2063 3 Synodic Behrend LCDB Lightcurve 3.2066 3 Synodic Benishek 2020MPBu...47...75B Lightcurve