value quality siderealorsynodic author ref method 3.4091 2 Synodic Pal 2020ApJS..247...26P Lightcurve 3.4092 2 Sidereal Durech 2018A&A...617A..57D Model 3.4092 2 Sidereal Durech 2023A&A...675A..24D Model 3.4092 2 Sidereal Martikainen 2021A&A...649A..98M Model