value quality siderealorsynodic author ref method 6.1800 3- Synodic Behrend LCDB Lightcurve 6.2200 3- Synodic Warner 2011MPBu...38..142W Lightcurve 6.2260 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 6.2263 2 Sidereal Durech 2023A&A...675A..24D Model 6.2263 2 Sidereal Durech 2020A&A...643A..59D Model 6.2279 3 Synodic Warner 2006MPBu...33...58W Lightcurve