value quality siderealorsynodic author ref method 2.7260 2 Synodic Warner 2015MPBu...42..115W Lightcurve 3.2190 2 Synodic Monteiro 2018P&SS..164...54M Lightcurve 3.3780 1 Synodic Warner 2015MPBu...42..115W Lightcurve