value quality siderealorsynodic author ref method 5.9310 3 Synodic Carbognani 2011MPBu...38...57C Lightcurve 5.9312 2 Sidereal Durech 2023A&A...675A..24D Model 5.9312 2 Sidereal Durech 2016A&A...587A..48D Model 5.9320 3 Synodic Durkee 2011MPBu...38...39D Lightcurve