value quality siderealorsynodic author ref method 13.2086 2 Sidereal Martikainen 2021A&A...649A..98M Model 13.2087 2 Sidereal Durech 2018A&A...617A..57D Model 13.2090 3 Synodic Warner 2009MPBu...36....7W Lightcurve 13.2200 3 Synodic Behrend LCDB Lightcurve 14.6540 1 Synodic Blanco 2000P&SS...48..271B Lightcurve 6.0000 1+ Synodic Behrend LCDB Lightcurve