value quality siderealorsynodic author ref method 2.6175 2+ Synodic Foylan 2016MPBu...43...97F Lightcurve 2.7680 2+ Synodic Carbo 2009MPBu...36..152C Lightcurve 2.7690 2 Sidereal Durech 2018A&A...617A..57D Model 2.7692 3- Synodic Schmidt 2016MPBu...43..129S Lightcurve 2.7700 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model