value quality siderealorsynodic author ref method 10.4640 2+ Synodic Polakis 2021MPBu...48..158P Lightcurve 10.4781 2 Sidereal Durech 2023A&A...675A..24D Model 10.4783 2 Sidereal Durech 2019A&A...631A...2D Model