value quality siderealorsynodic author ref method 10.2260 3- Synodic Sani 2022MPBu...49..159S Lightcurve 10.2640 3 Synodic Brincat 2018MPBu...45..115B Lightcurve 10.2696 2 Sidereal Durech 2018A&A...617A..57D Model