value quality siderealorsynodic author ref method 2.8210 3 Synodic Pravec LCDB Lightcurve 2.8212 3 Synodic Pravec LCDB Lightcurve 2.8212 2 Sidereal Durech 2020A&A...643A..59D Model 2.8215 3 Synodic Behrend LCDB Lightcurve 2.8219 3 Synodic Pravec LCDB Lightcurve