value quality siderealorsynodic author ref method 7.8300 3 Synodic Koff 2002MPBu...29...25K Lightcurve 7.8300 2 Sidereal Hanus 2016A&A...586A.108H Model 7.8315 3 Synodic Schmidt 2017MPBu...44..191S Lightcurve 7.8317 3- Synodic Behrend LCDB Lightcurve 7.8340 3 Synodic Behrend LCDB Lightcurve