value quality siderealorsynodic author ref method 302.2610 2 Synodic Pal 2020ApJS..247...26P Lightcurve 303.6500 2 Sidereal Durech 2020A&A...643A..59D Model 306.7150 2 Synodic Waszczak 2015AJ....150...75W Lightcurve