value quality siderealorsynodic author ref method 14.3872 2 Synodic Pal 2020ApJS..247...26P Lightcurve 14.4000 2 Synodic Behrend LCDB Lightcurve 14.4100 2 Synodic Behrend LCDB Lightcurve 17.5700 3 Synodic Binzel 1987Icar...72..135B Lightcurve