value unc_up unc_lo author ref method 4.31 0.790 0.790 Masiero 2021PSJ.....2..162M NEATM 4.40 0.970 0.970 Nugent 2016AJ....152...63N NEATM 4.96 0.197 0.197 Masiero 2011ApJ...741...68M NEATM