value quality siderealorsynodic author ref method 2.7300 2 Synodic Warner 2013MPBu...40..217W Lightcurve 2.7481 3 Synodic Warner 2013MPBu...40..217W Lightcurve 2.7510 2+ Synodic Warner 2016MPBu...43..300W Lightcurve 3.6600 2+ Synodic Warner 2010CBET.2188....1W Lightcurve 3.6600 2+ Synodic Warner 2010MPBu...37..123W Lightcurve