value quality siderealorsynodic author ref method 14.3500 2 Synodic Behrend LCDB Lightcurve 14.5330 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve 14.5350 3 Synodic Slivan 2008Icar..195..226S Lightcurve 14.5500 2 Synodic Chang 2015ApJS..219...27C Lightcurve 14.5800 2+ Synodic Behrend LCDB Lightcurve