value quality siderealorsynodic author ref method 7.7000 2 Synodic Lagerkvist 1978A&AS...31..361L Lightcurve 8.0050 2+ Synodic Behrend LCDB Lightcurve 8.0050 3 Synodic Behrend LCDB Lightcurve 8.0061 2 Sidereal Durech 2023A&A...675A..24D Model 8.0061 2 Sidereal Hanus 2011A&A...530A.134H Model 8.0062 3 Synodic Sada 2007MPBu...34...37S Lightcurve 8.0400 2+ Synodic Ditteon 2007MPBu...34...59D Lightcurve