value quality siderealorsynodic author ref method 3.5850 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 3.5855 2 Sidereal Durech 2023A&A...675A..24D Model 3.5857 2 Synodic Pal 2020ApJS..247...26P Lightcurve