value unc_up unc_lo author ref method 0.306 0.0574 0.0574 Masiero 2011ApJ...741...68M NEATM 0.336 0.1755 0.1755 Masiero 2017AJ....154..168M NEATM 0.559 0.2070 0.2070 Masiero 2011ApJ...741...68M NEATM