value unc_up unc_lo author ref method 0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM 0.050 0.0131 0.0131 Masiero 2011ApJ...741...68M NEATM 0.053 0.0260 0.0500 Masiero 2021PSJ.....2..162M NEATM