value quality siderealorsynodic author ref method 5.2630 3 Synodic Moravec 2012MPBu...39..213M Lightcurve 5.2637 2 Sidereal Durech 2020A&A...643A..59D Model 5.2680 2 Synodic Li 2011MPBu...38..179L Lightcurve 6.1520 2 Synodic Alvarez 2004Icar..172..388A Lightcurve