value quality siderealorsynodic author ref method 6.2100 3 Synodic Warner 2005MPBu...32...54W Lightcurve 6.2157 2 Sidereal Durech 2020A&A...643A..59D Model 6.2158 2 Sidereal Wang 2021AN....342..914W Model 6.2170 3 Synodic Warner 2010MPBu...37...57W Lightcurve 6.2170 3 Synodic Warner 2013MPBu...40..137W Lightcurve 6.2600 3- Synodic Behrend LCDB Lightcurve