value quality siderealorsynodic author ref method 10.0000 Synodic Hainaut Rouelle 1995A&AS..112..125H Lightcurve 14.1840 2 Synodic Gil 1993RMxAA..25...75G Lightcurve 14.4450 3 Synodic Behrend LCDB Lightcurve 14.4460 2 Synodic Pray 2006MPBu...33....4P Lightcurve 14.4540 2+ Synodic Higgins 2011MPBu...38...41H Lightcurve