value quality siderealorsynodic author ref method 6.1120 3 Synodic Lang 2017MPBu...44....7L Lightcurve 6.1120 3 Synodic Stephens 2012MPBu...39..226S Lightcurve 6.1124 2 Sidereal Durech 2020A&A...643A..59D Model 6.1124 2 Sidereal Durech 2023A&A...675A..24D Model 6.1200 2+ Synodic Moravec 2013MPBu...40...17M Lightcurve