value quality siderealorsynodic author ref method 12.0000 1 Synodic Behrend LCDB Lightcurve 38.4640 3- Synodic Warner 2017MPBu...44..335W Lightcurve 38.5800 3 Synodic Warner 2008MPBu...35..163W Lightcurve 38.5900 2+ Synodic Warner 2017MPBu...44..223W Lightcurve 38.6000 3 Synodic Pravec 2005Icar..173..108P Lightcurve