value quality siderealorsynodic author ref method 12.0100 2 Synodic Barucci 1992AJ....103.1679B Lightcurve 12.0660 2+ Synodic Warner 2006MPBu...33..104W Lightcurve 12.0850 3 Synodic Aznar 2016MPBu...43..257A Lightcurve 12.0851 2 Sidereal Durech 2019A&A...631A...2D Model 12.0851 2 Sidereal Durech 2023A&A...675A..24D Model 13.0000 2 Synodic Behrend LCDB Lightcurve 13.4400 2 Synodic Behrend LCDB Lightcurve