value quality siderealorsynodic author ref method 5.0700 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.0735 2 Sidereal Durech 2020A&A...643A..59D Model 5.6760 2 Synodic Brincat 2023MPBu...50...54B Lightcurve