value quality siderealorsynodic author ref method 11.5600 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 2.7034 3 Synodic Pravec LCDB Lightcurve 2.7036 3 Synodic Pravec LCDB Lightcurve 2.7037 3 Synodic Warner 2021MPBu...48..274W Lightcurve 2.7037 3 Synodic Vachier 2019CBET.4628....1V Lightcurve