value unc_up unc_lo author ref method 0.201 0.0148 0.0148 Masiero 2011ApJ...741...68M NEATM 0.232 0.0316 0.0316 Masiero 2011ApJ...741...68M NEATM 0.250 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM 0.260 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM