value quality siderealorsynodic author ref method 3.0860 2+ Synodic Childers 2007MPBu...34..124C Lightcurve 3.1200 2- Synodic Behrend LCDB Lightcurve 3.1200 2 Synodic Behrend LCDB Lightcurve 3.2963 2 Sidereal Durech 2023A&A...675A..24D Model