value quality siderealorsynodic author ref method 11.5270 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 11.5291 2 Sidereal Durech 2020A&A...643A..59D Model 11.5292 2 Sidereal Durech 2023A&A...675A..24D Model