value quality siderealorsynodic author ref method 5.2540 3 Synodic Oey 2013MPBu...40..169O Lightcurve 5.2557 3 Synodic Pravec LCDB Lightcurve 5.2564 2 Sidereal Hanus 2013A&A...551A..67H Model 5.2564 3 Synodic Pravec LCDB Lightcurve 5.2580 3 Synodic Higgins 2008MPBu...35..123H Lightcurve 5.9030 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve