value quality siderealorsynodic author ref method 5.9500 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve 6.3070 2+ Synodic Behrend LCDB Lightcurve 6.3070 3 Synodic Behrend LCDB Lightcurve 6.3250 3- Synodic Ditteon 2018MPBu...45...13D Lightcurve 6.3267 2 Sidereal Durech 2020A&A...643A..59D Model 6.3270 3 Synodic Brinsfield 2011MPBu...38...73B Lightcurve 6.3272 3- Synodic Behrend LCDB Lightcurve 6.3280 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 6.3300 2- Synodic Behrend LCDB Lightcurve