value quality siderealorsynodic author ref method 2.8800 3 Synodic Warner 2015MPBu...42..108W Lightcurve 2.8820 2+ Synodic Warner 2015MPBu...42...54W Lightcurve 2.8888 3 Synodic Warner 2023MPBu...50..164W Lightcurve 2.8890 2 Sidereal Wang 2021AN....342..914W Model 2.8896 2 Synodic Warner 2013MPBu...40..137W Lightcurve 2.8900 3 Synodic Warner 2010MPBu...37...57W Lightcurve 2.8902 3- Synodic Warner 2007MPBu...34....8W Lightcurve