value quality siderealorsynodic author ref method 11.6000 1 Synodic Behrend LCDB Lightcurve 11.6100 1+ Synodic Behrend LCDB Lightcurve 12.5500 1 Synodic Brinsfield 2008MPBu...35..119B Lightcurve 659.6000 2 Sidereal Durech 2020A&A...643A..59D Model 660.0000 2+ Synodic Ferrero 2012MPBu...39..192F Lightcurve