value quality siderealorsynodic author ref method 3.5480 3 Synodic Warner 2010MPBu...37..112W Lightcurve 3.5490 3 Synodic Benishek 2020MPBu...47..231B Lightcurve 3.5493 3- Synodic Bianchi 1921MmSAI...2...45B Lightcurve 4.2600 2 Synodic Birlan 1996P&SS...44..555B Lightcurve