value quality siderealorsynodic author ref method 6.1100 3- Synodic Menke 2008MPBu...35..155M Lightcurve 6.1120 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 6.1121 2 Sidereal Durech 2023A&A...675A..24D Model 6.1122 2 Sidereal Hanus 2013A&A...551A..67H Model 6.1124 3 Synodic Pravec LCDB Lightcurve 6.2400 2+ Synodic Behrend LCDB Lightcurve