value quality siderealorsynodic author ref method 14.7700 2 Synodic Chang 2015ApJS..219...27C Lightcurve 30.4950 3- Synodic Oey 2009MPBu...36..162O Lightcurve 30.5000 2- Synodic Behrend LCDB Lightcurve 30.5005 2 Sidereal Hanus 2016A&A...586A.108H Model 30.5006 2 Sidereal Durech 2016A&A...587A..48D Model 30.5200 3- Synodic Behrend LCDB Lightcurve 30.5420 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 30.5460 2 Synodic Waszczak 2015AJ....150...75W Lightcurve