value unc_up unc_lo author ref method 0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM 0.038 0.0130 0.0210 Masiero 2021PSJ.....2..162M NEATM 0.042 0.0170 0.0290 Masiero 2021PSJ.....2..162M NEATM 0.050 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM 0.057 0.0109 0.0109 Masiero 2011ApJ...741...68M NEATM