value quality siderealorsynodic author ref method 6.1240 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 6.1242 2 Synodic Galad 2010A&A...514A..55G Lightcurve 6.1246 2 Sidereal Durech 2016A&A...587A..48D Model 6.1246 2 Sidereal Hanus 2011A&A...530A.134H Model 6.1246 2 Sidereal Hanus 2016A&A...586A.108H Model 6.1320 3 Synodic Wisniewski 1997Icar..126..395W Lightcurve