value quality siderealorsynodic author ref method 30.0000 2 Synodic Sada 2004MPBu...31...22S Lightcurve 39.1000 2+ Synodic Warner 2010MPBu...37..139W Lightcurve 78.3830 2 Sidereal Durech 2020A&A...643A..59D Model 78.4400 3 Synodic Marciniak 2018A&A...610A...7M Lightcurve