value unc_up unc_lo author ref method 0.319 0.0348 0.0348 Masiero 2011ApJ...741...68M NEATM 0.320 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM 0.360 0.0900 0.0900 Masiero 2014ApJ...791..121M NEATM 0.361 0.0680 0.0680 Masiero 2011ApJ...741...68M NEATM