value unc_up unc_lo author ref method 13.36 0.230 0.230 Masiero 2014ApJ...791..121M NEATM 13.77 0.190 0.190 Masiero 2014ApJ...791..121M NEATM 13.96 0.156 0.156 Masiero 2011ApJ...741...68M NEATM 14.35 0.123 0.123 Masiero 2011ApJ...741...68M NEATM