value quality siderealorsynodic author ref method 8.1182 2 Sidereal Durech 2023A&A...675A..24D Model 8.1216 2 Synodic Sergison 2010MPBu...37...87S Lightcurve 8.1300 2+ Synodic Behrend LCDB Lightcurve 8.1700 3- Synodic Behrend LCDB Lightcurve