value quality siderealorsynodic author ref method 3.8060 2 Synodic Behrend LCDB Lightcurve 3.8080 3 Synodic Klinglesmith 2016MPBu...43..234K Lightcurve 3.8090 2+ Synodic Alkema 2013MPBu...40..133A Lightcurve 3.8090 3- Synodic Baxter 2019MPBu...46..111B Lightcurve 3.8091 2 Sidereal Durech 2020A&A...643A..59D Model