value quality siderealorsynodic author ref method 5.6343 2 Synodic Galad 2008MPBu...35...78G Lightcurve 5.6351 2 Sidereal Durech 2020A&A...643A..59D Model 5.6353 3 Synodic Galad 2009MPBu...36..116G Lightcurve 9.4400 2 Synodic Behrend LCDB Lightcurve