value quality siderealorsynodic author ref method 2.4114 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model 2.4118 3 Synodic Warner 2021MPBu...48..274W Lightcurve 2.4120 2 Synodic Birlan 1996P&SS...44..555B Lightcurve 8.0000 1 Synodic Behrend LCDB Lightcurve