value quality siderealorsynodic author ref method 2.9620 2+ Synodic Stephens 2015MPBu...42..104S Lightcurve 2.9700 1 Synodic Behrend LCDB Lightcurve 2.9709 1+ Synodic Behrend LCDB Lightcurve 2.9710 2- Synodic Warner 2011MPBu...38...96W Lightcurve 2.9713 3- Synodic Pilcher 2020MPBu...47..192P Lightcurve 2.9720 2- Synodic Polakis 2020MPBu...47..314P Lightcurve 4.5000 1 Synodic CALL LCDB Lightcurve 5.9380 1 Synodic Warner 2006MPBu...33...58W Lightcurve