value quality siderealorsynodic author ref method 12.3880 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 12.3881 2 Sidereal Athanasopoulos 2022A&A...666A.116A Model 12.3882 2 Sidereal Durech 2018A&A...617A..57D Model 12.4000 2 Synodic Binzel 1992Icar...99..225B Lightcurve