value quality siderealorsynodic author ref method 13.4800 3 Synodic Dahlgren 1998Icar..133..247D Lightcurve 13.4860 2+ Synodic Behrend LCDB Lightcurve 13.4871 2 Sidereal Martikainen 2021A&A...649A..98M Model 13.4871 2 Sidereal Hanus 2011A&A...530A.134H Model 13.5300 3- Synodic Warner 2021MPBu...48...17W Lightcurve 20.0000 2 Synodic Colazo 2022MPBu...49..189C Lightcurve