value quality siderealorsynodic author ref method 9.0160 3 Synodic Zeigler 2021MPBu...48..368Z Lightcurve 9.0231 2 Sidereal Durech 2020A&A...643A..59D Model 9.0231 2 Sidereal Durech 2023A&A...675A..24D Model 9.0232 3 Synodic Pravec LCDB Lightcurve 9.0234 3 Synodic Behrend LCDB Lightcurve