value quality siderealorsynodic author ref method 14.9590 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 14.9638 2 Sidereal Durech 2020A&A...643A..59D Model 14.9710 3 Synodic Warner 2008MPBu...35..163W Lightcurve