value quality siderealorsynodic author ref method 10.0000 Synodic Behrend LCDB Lightcurve 12.6971 2 Synodic Pal 2020ApJS..247...26P Lightcurve 12.7050 3 Synodic Garlitz LCDB Lightcurve 12.7054 2 Sidereal Hanus 2016A&A...586A.108H Model 6.3540 2 Synodic Ivarsen 2004MPBu...31...29I Lightcurve 6.3552 2 Synodic Behrend LCDB Lightcurve 6.3600 2 Synodic Behrend LCDB Lightcurve 6.3790 2 Synodic Behrend LCDB Lightcurve 6.5510 2 Synodic Warner 2008MPBu...35...56W Lightcurve