value quality siderealorsynodic author ref method 104.0010 2 Synodic Pal 2020ApJS..247...26P Lightcurve 104.4060 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 32.9000 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 5.2800 1 Synodic Behrend LCDB Lightcurve