value quality siderealorsynodic author ref method 5.2701 2 Sidereal Durech 2019A&A...631A...2D Model 5.2702 2 Sidereal Durech 2023A&A...675A..24D Model 5.2702 3- Synodic Crowley 2023MPBu...50....6C Lightcurve 5.2712 3 Synodic Behrend LCDB Lightcurve