value quality siderealorsynodic author ref method 3.0166 2 Sidereal Durech 2020A&A...643A..59D Model 3.0200 2 Synodic Chang 2015ApJS..219...27C Lightcurve 3.0250 2 Synodic Waszczak 2015AJ....150...75W Lightcurve