value quality siderealorsynodic author ref method 157.8720 2 Synodic Dose 2021MPBu...48..375D Lightcurve 159.0300 2 Sidereal Durech 2023A&A...675A..24D Model 80.1898 2 Synodic Pal 2020ApJS..247...26P Lightcurve