value unc_up unc_lo author ref method 0.187 0.0150 0.0150 Masiero 2011ApJ...741...68M NEATM 0.232 0.0248 0.0248 Masiero 2011ApJ...741...68M NEATM 0.240 0.0500 0.0500 Masiero 2014ApJ...791..121M NEATM 0.260 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM