value quality siderealorsynodic author ref method 4.2670 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 4.2670 2 Sidereal Durech 2023A&A...675A..24D Model 4.2670 2 Sidereal Durech 2019A&A...631A...2D Model 4.2680 2 Synodic Waszczak 2015AJ....150...75W Lightcurve