value quality siderealorsynodic author ref method 10.8899 2 Synodic Pal 2020ApJS..247...26P Lightcurve 10.8903 3 Synodic Behrend LCDB Lightcurve 10.8912 2 Sidereal Durech 2020A&A...643A..59D Model 10.8950 2 Synodic McNeill 2019ApJS..245...29M Lightcurve 8.0000 2 Synodic Behrend LCDB Lightcurve