value quality siderealorsynodic author ref method 15.0400 1+ Synodic Behrend LCDB Lightcurve 15.0400 2+ Synodic Behrend LCDB Lightcurve 16.8000 2 Synodic Warner LCDB Lightcurve 16.8709 2 Sidereal Durech 2023A&A...675A..24D Model 16.8750 3 Synodic Benishek 2010MPBu...37..166B Lightcurve 16.8770 3- Synodic Owings 2011MPBu...38....9O Lightcurve