value quality siderealorsynodic author ref method 3.3518 3 Synodic Benishek 2018MPBu...45..187B Lightcurve 3.3520 2 Synodic Pal 2020ApJS..247...26P Lightcurve 3.3521 2 Sidereal Durech 2020A&A...643A..59D Model 3.3557 3 Synodic Behrend LCDB Lightcurve 3.3600 2- Synodic Behrend LCDB Lightcurve 3.3600 2- Synodic Behrend LCDB Lightcurve 3.3600 3 Synodic Stephens 2004MPBu...31....4S Lightcurve