value quality siderealorsynodic author ref method 29.6760 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 29.6900 3 Synodic Slivan 1996Icar..124..452S Lightcurve 29.6910 3 Synodic Slivan 2009Icar..200..514S Lightcurve 29.6920 2 Sidereal Durech 2023A&A...675A..24D Model 29.6922 2 Sidereal Hanus 2011A&A...530A.134H Model 29.6922 3 Sidereal Slivan 2003Icar..162..285S Model 30.0000 2 Synodic Binzel 1987Icar...72..135B Lightcurve