value quality siderealorsynodic author ref method 36.0000 2 Synodic Pravec LCDB Lightcurve 8.0000 1+ Synodic Behrend LCDB Lightcurve 88.0300 2 Sidereal Durech 2018A&A...617A..57D Model 88.6200 2 Synodic Polakis 2022MPBu...49..131P Lightcurve