value quality siderealorsynodic author ref method 4.7560 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 4.7630 3 Synodic Behrend LCDB Lightcurve 4.7639 2 Sidereal Durech 2020A&A...643A..59D Model 4.7640 2 Synodic Waszczak 2015AJ....150...75W Lightcurve