value quality siderealorsynodic author ref method 10.4680 2+ Synodic Behrend LCDB Lightcurve 11.5470 2 Sidereal Durech 2023A&A...675A..24D Model 11.5474 2 Sidereal Durech 2020A&A...643A..59D Model 11.5500 3 Synodic Colazo 2021MPBu...48...50C Lightcurve 15.2250 2 Synodic Caspari 2008MPBu...35..185C Lightcurve