value unc_up unc_lo author ref method 11.92 0.121 0.121 Masiero 2011ApJ...741...68M NEATM 12.30 0.119 0.119 Masiero 2011ApJ...741...68M NEATM 14.21 4.450 4.450 Nugent 2016AJ....152...63N NEATM