value quality siderealorsynodic author ref method 9.5180 3- Synodic Mottola 2011AJ....141..170M Lightcurve 9.5190 3 Synodic Stephens 2018MPBu...45...48S Lightcurve 9.5200 Synodic McNeill 2021PSJ.....2....6M Lightcurve 9.5208 2 Sidereal Durech 2023A&A...675A..24D Model 9.5250 3 Synodic Stephens 2016MPBu...43..323S Lightcurve 9.5400 3- Synodic Stephens 2016MPBu...43...15S Lightcurve