value quality siderealorsynodic author ref method 12.1870 3 Synodic Behrend LCDB Lightcurve 12.1889 3 Synodic Behrend LCDB Lightcurve 12.1897 2 Synodic Koff 2002MPBu...29...75K Lightcurve 12.1900 2 Synodic Behrend LCDB Lightcurve 12.1900 3 Synodic Worman 2004MPBu...31...42W Lightcurve 12.1905 2 Sidereal Durech 2016A&A...587A..48D Model 12.9100 2 Synodic Worman 2004MPBu...31...42W Lightcurve