value quality siderealorsynodic author ref method 10.1600 1+ Synodic Behrend LCDB Lightcurve 10.6080 2 Synodic Warner 2011MPBu...38...96W Lightcurve 11.0000 2- Synodic Warner 2004MPBu...31...19W Lightcurve 16.0000 Synodic Chiorny 2007P&SS...55..986C Lightcurve 22.2260 2 Synodic Oey 2016MPBu...43...45O Lightcurve 44.2046 2 Synodic Pal 2020ApJS..247...26P Lightcurve