value quality siderealorsynodic author ref method 11.9190 2 Synodic Ditteon 2018MPBu...45..338D Lightcurve 2.7700 1 Synodic Chang 2016ApJS..227...20C Lightcurve 4.7919 2 Synodic Pal 2020ApJS..247...26P Lightcurve 4.7928 2 Sidereal Durech 2023A&A...675A..24D Model 4.7980 3 Synodic Behrend LCDB Lightcurve