value unc_up unc_lo author ref method 14.77 nan nan Waszczak 2015AJ....150...75W Lightcurve 14.78 nan nan Behrend LCDB Lightcurve 14.78 nan nan Waszczak 2015AJ....150...75W Lightcurve 14.78 nan nan Durech 2020A&A...643A..59D Model