value quality siderealorsynodic author ref method 11.4425 2 Sidereal Durech 2018A&A...620A..91D Model 11.4440 2 Synodic Pilcher 1985MPBu...12...10P Lightcurve 11.4440 3 Synodic Binzel 1987Icar...72..135B Lightcurve 11.4467 2 Sidereal Durech 2023A&A...675A..24D Model