value quality siderealorsynodic author ref method 8.1180 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 8.1207 2 Synodic Pal 2020ApJS..247...26P Lightcurve 8.1330 3- Synodic Warner 2022MPBu...49..102W Lightcurve