value quality siderealorsynodic author ref method 4.8880 2+ Synodic Klinglesmith 2014MPBu...41...82K Lightcurve 5.1950 3- Synodic Stephens 2014MPBu...41...13S Lightcurve 5.1950 3 Synodic Benishek 2021MPBu...48..280B Lightcurve 5.1951 3 Synodic Pravec LCDB Lightcurve 5.1956 2 Sidereal Durech 2023A&A...675A..24D Model