value unc_up unc_lo author ref method 7.74 nan nan Chang 2016ApJS..227...20C Lightcurve 7.75 nan nan Durech 2016A&A...587A..48D Model 7.75 nan nan Durech 2023A&A...675A..24D Model 7.75 nan nan Pal 2020ApJS..247...26P Lightcurve