value quality siderealorsynodic author ref method 5.7090 3 Synodic Stephens 2022MPBu...49..205S Lightcurve 5.7100 3 Synodic Brinsfield 2008MPBu...35..119B Lightcurve 5.7108 3 Synodic Pravec LCDB Lightcurve 5.7150 3 Synodic Stephens 2021MPBu...48..150S Lightcurve