value quality siderealorsynodic author ref method 5.7900 2 Synodic Binzel 1987Icar...72..135B Lightcurve 5.7900 3 Synodic Stephens 2021MPBu...48..150S Lightcurve 5.7918 2 Sidereal Durech 2020A&A...643A..59D Model 5.7918 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model 5.7920 3 Synodic Behrend LCDB Lightcurve 5.7940 3 Synodic Stephens 2018MPBu...45..299S Lightcurve