value quality siderealorsynodic author ref method 5.1920 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.1921 2 Sidereal Durech 2018A&A...617A..57D Model 5.1922 2 Synodic Pal 2020ApJS..247...26P Lightcurve 5.1930 2 Synodic McNeill 2019ApJS..245...29M Lightcurve