value quality siderealorsynodic author ref method 2.8710 3- Synodic Fauerbach 2018MPBu...45..240F Lightcurve 2.8730 2+ Synodic Fauerbach 2019MPBu...46..236F Lightcurve 2.8730 2+ Synodic Fauerbach 2020MPBu...47..343F Lightcurve 2.8735 2 Synodic Ditteon 2018MPBu...45..328D Lightcurve 2.9400 2 Synodic Behrend LCDB Lightcurve