value unc_up unc_lo author ref method 0.290 0.0314 0.0314 Masiero 2011ApJ...741...68M NEATM 0.297 0.0282 0.0282 Masiero 2011ApJ...741...68M NEATM 0.300 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM 0.300 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM