value unc_up unc_lo author ref method 0.149 0.0155 0.0155 Masiero 2011ApJ...741...68M NEATM 0.156 0.0196 0.0196 Masiero 2011ApJ...741...68M NEATM 0.190 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM