value quality siderealorsynodic author ref method 117.7550 3- Synodic Odden 2016MPBu...43..205O Lightcurve 117.9360 2 Sidereal Durech 2020A&A...643A..59D Model 118.1610 2 Synodic Pal 2020ApJS..247...26P Lightcurve