value quality siderealorsynodic author ref method 3.2700 3- Synodic Behrend LCDB Lightcurve 3.2750 2+ Synodic Clark 2008MPBu...35..152C Lightcurve 3.2850 3 Synodic Ahmed 2022MPBu...49..113A Lightcurve 3.2856 3 Synodic Benishek 2021MPBu...48..280B Lightcurve 3.2858 2 Sidereal Durech 2023A&A...675A..24D Model