value quality siderealorsynodic author ref method 11.6740 3- Synodic Strabla 2012MPBu...39..177S Lightcurve 11.6785 2 Sidereal Durech 2020A&A...643A..59D Model 11.6800 3 Synodic Stephens 2012MPBu...39...80S Lightcurve 15.6900 2 Synodic Almeida 2004A&A...415..403A Lightcurve 48.0000 1 Synodic Behrend LCDB Lightcurve