value quality siderealorsynodic author ref method 5.6280 3 Synodic Ditteon 2007MPBu...34...59D Lightcurve 5.6290 3 Synodic Polakis 2021MPBu...48..394P Lightcurve 5.6300 2 Sidereal Durech 2020A&A...643A..59D Model 5.6300 3- Synodic Franco 2021MPBu...48..372F Lightcurve 5.6656 2+ Synodic Franco 2020MPBu...47..144F Lightcurve 5.6900 2 Synodic Surdej 1980A&AS...41..335S Lightcurve 5.6930 3 Synodic Di Martino 1987Icar...69..338D Lightcurve 6.1000 2+ Synodic Behrend LCDB Lightcurve 6.1400 2 Synodic Behrend LCDB Lightcurve