value quality siderealorsynodic author ref method 5.2280 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.2295 2 Sidereal Durech 2023A&A...675A..24D Model 5.2300 2 Synodic Pal 2020ApJS..247...26P Lightcurve 5.2300 3 Synodic Ditteon 2002MPBu...29...69D Lightcurve 5.2600 3- Synodic Behrend LCDB Lightcurve