value quality siderealorsynodic author ref method 5.7900 3 Synodic Binzel 1992Icar...99..225B Lightcurve 5.8067 2 Sidereal Durech 2018A&A...617A..57D Model 5.8068 2 Sidereal Durech 2020A&A...643A..59D Model