value unc_up unc_lo author ref method 0.057 0.0158 0.0158 Masiero 2011ApJ...741...68M NEATM 0.066 0.0132 0.0132 Masiero 2011ApJ...741...68M NEATM 0.082 0.0470 0.0470 Masiero 2017AJ....154..168M NEATM