value unc_up unc_lo author ref method 0.300 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM 0.318 0.0444 0.0444 Masiero 2011ApJ...741...68M NEATM 0.340 0.0900 0.0900 Masiero 2014ApJ...791..121M NEATM 0.357 0.0352 0.0352 Masiero 2011ApJ...741...68M NEATM