value quality siderealorsynodic author ref method 2.6700 2+ Synodic Aznar 2017MPBu...44..276A Lightcurve 2.6710 3 Synodic Stephens 2021MPBu...48..380S Lightcurve 2.6780 3 Synodic Stephens 2020MPBu...47..224S Lightcurve 2.6790 3 Synodic Franco 2021MPBu...48..219F Lightcurve 2.6790 3 Synodic Klinglesmith 2016MPBu...43..234K Lightcurve 2.6794 3 Synodic Behrend LCDB Lightcurve 2.6797 2 Sidereal Durech 2023A&A...675A..24D Model