value unc_up unc_lo author ref method 4.27 nan nan Waszczak 2015AJ....150...75W Lightcurve 4.27 nan nan Durech 2023A&A...675A..24D Model 4.27 nan nan Durech 2019A&A...631A...2D Model 4.27 nan nan Waszczak 2015AJ....150...75W Lightcurve