value unc_up unc_lo author ref method 2.98 nan nan Chang 2015ApJS..219...27C Lightcurve 5.98 nan nan Durech 2023A&A...675A..24D Model 5.98 nan nan Clark 2014MPBu...41..178C Lightcurve 6.02 nan nan Waszczak 2015AJ....150...75W Lightcurve