value quality siderealorsynodic author ref method 9.3100 2 Synodic Binzel 1987Icar...72..135B Lightcurve 9.3155 2 Sidereal Martikainen 2021A&A...649A..98M Model 9.3156 2 Sidereal Hanus 2016A&A...586A.108H Model