value quality siderealorsynodic author ref method 5.6200 3 Synodic Binzel 1983Icar...56..519B Lightcurve 5.6221 2 Sidereal Martikainen 2021A&A...649A..98M Model 5.6222 2 Sidereal Hanus 2011A&A...530A.134H Model 5.6228 3 Synodic Dunckel LCDB Lightcurve 5.6230 3 Synodic Kryszczynska 2012A&A...546A..72K Lightcurve