value quality siderealorsynodic author ref method 14.6240 2+ Synodic Behrend LCDB Lightcurve 14.6241 2 Sidereal Durech 2023A&A...675A..24D Model 14.6350 3 Synodic Fleenor 2007MPBu...34...66F Lightcurve 14.7400 2 Synodic Behrend LCDB Lightcurve