value quality siderealorsynodic author ref method 5.7920 3 Synodic Pray 2005MPBu...32...48P Lightcurve 5.7924 2 Sidereal Durech 2019A&A...631A...2D Model 5.7924 2 Sidereal Durech 2023A&A...675A..24D Model 5.7937 3 Synodic Behrend LCDB Lightcurve