value quality siderealorsynodic author ref method 4.8910 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 4.8966 2 Sidereal Durech 2019A&A...631A...2D Model 4.8966 2 Sidereal Durech 2018A&A...617A..57D Model 4.8966 2 Sidereal Durech 2023A&A...675A..24D Model