value quality siderealorsynodic author ref method 120.1560 2 Synodic Pal 2020ApJS..247...26P Lightcurve 123.7000 3- Synodic Stephens 2008MPBu...35...60S Lightcurve 8.6000 1 Synodic Robinson 2002MPBu...29...30R Lightcurve