value quality siderealorsynodic author ref method 3.4850 3 Synodic Warner 2005MPBu...32...29W Lightcurve 3.4905 3 Synodic Warner 2013MPBu...40...26W Lightcurve 3.4912 2 Sidereal Hanus 2013A&A...559A.134H Model 3.4914 2 Synodic Pal 2020ApJS..247...26P Lightcurve