value quality siderealorsynodic author ref method 11.1700 3 Synodic Warner 2009MPBu...36..109W Lightcurve 11.1783 2 Sidereal Durech 2020A&A...643A..59D Model 11.1860 3 Synodic Harris 1992Icar...95..115H Lightcurve 11.5560 2+ Synodic Behrend LCDB Lightcurve 22.3547 2 Synodic Pal 2020ApJS..247...26P Lightcurve