value quality siderealorsynodic author ref method 4.6510 2+ Synodic Clark 2015MPBu...42...15C Lightcurve 4.6590 3 Synodic Stephens 2019MPBu...46..180S Lightcurve 4.6607 2 Synodic Pal 2020ApJS..247...26P Lightcurve 4.6609 2 Sidereal Durech 2023A&A...675A..24D Model 4.6610 2 Synodic Foylan 2015MPBu...42...35F Lightcurve 4.6620 3 Synodic Stephens 2015MPBu...42...70S Lightcurve