value quality siderealorsynodic author ref method 5.5007 2 Sidereal Durech 2023A&A...675A..24D Model 5.5030 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.5130 2 Synodic Waszczak 2015AJ....150...75W Lightcurve