value quality siderealorsynodic author ref method 10.1670 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 11.3690 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 11.3743 2 Sidereal Durech 2019A&A...631A...2D Model 11.3744 2 Sidereal Durech 2023A&A...675A..24D Model