value quality siderealorsynodic author ref method 108.2590 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 16.5931 2 Sidereal Hanus 2013A&A...551A..67H Model 162.6720 2 Synodic Dose LCDB Lightcurve 7.8000 1 Synodic Behrend LCDB Lightcurve