value quality siderealorsynodic author ref method 10.5500 2 Synodic Chang 2015ApJS..219...27C Lightcurve 10.5510 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 10.5600 3- Synodic Galad 2010MPBu...37....9G Lightcurve 10.5778 2 Sidereal Durech 2020A&A...643A..59D Model