value quality siderealorsynodic author ref method 16.3190 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 16.3276 2 Sidereal Durech 2020A&A...643A..59D Model 16.3340 2 Synodic Waszczak 2015AJ....150...75W Lightcurve