value quality siderealorsynodic author ref method 3.5652 3 Synodic Behrend LCDB Lightcurve 3.5660 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 3.5660 2 Sidereal Durech 2018A&A...617A..57D Model 3.5660 2 Sidereal Durech 2023A&A...675A..24D Model 3.6197 3 Synodic Moretti 2008MPBu...35...53M Lightcurve