value quality siderealorsynodic author ref method 5.1180 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.1224 2 Synodic Pal 2020ApJS..247...26P Lightcurve 5.1240 2 Synodic Waszczak 2015AJ....150...75W Lightcurve