value unc_up unc_lo author ref method 14.49 0.090 0.090 Masiero 2014ApJ...791..121M NEATM 14.86 5.240 5.240 Nugent 2016AJ....152...63N NEATM 15.68 0.171 0.171 Masiero 2011ApJ...741...68M NEATM