value quality siderealorsynodic author ref method 11.5380 3 Synodic Black 2016MPBu...43..287B Lightcurve 11.5418 3- Synodic Pravec LCDB Lightcurve 11.5420 2 Sidereal Martikainen 2021A&A...649A..98M Model 11.5420 2 Sidereal Durech 2018A&A...617A..57D Model 11.5421 2 Sidereal Durech 2023A&A...675A..24D Model 11.5450 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve