value quality siderealorsynodic author ref method 4.3050 3 Synodic Warner 2019MPBu...46..161W Lightcurve 4.3070 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 4.3070 3 Synodic Dahlgren 1998Icar..133..247D Lightcurve