value quality siderealorsynodic author ref method 157.3340 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 160.0000 3- Synodic Stephens 2014MPBu...41....8S Lightcurve 51.9000 3- Synodic Warner 2009MPBu...36....7W Lightcurve