value quality siderealorsynodic author ref method 8.1900 2 Synodic LeCrone 2005MPBu...32...62L Lightcurve 8.2308 3 Synodic Behrend LCDB Lightcurve 8.2309 2 Sidereal Durech 2020A&A...643A..59D Model 8.2309 2 Sidereal Durech 2023A&A...675A..24D Model 8.2322 2 Synodic Pal 2020ApJS..247...26P Lightcurve