value quality siderealorsynodic author ref method 4.4800 3- Synodic Stephens 2017MPBu...44..120S Lightcurve 4.5200 2 Synodic Warner 2015MPBu...42..167W Lightcurve 4.5500 3 Synodic Warner 2018MPBu...45..380W Lightcurve 4.7540 2 Synodic Warner 2009MPBu...36...70W Lightcurve 4.7770 1 Synodic Warner 2012MPBu...39..158W Lightcurve