value unc_up unc_lo author ref method 0.234 0.0312 0.0312 Masiero 2011ApJ...741...68M NEATM 0.260 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM 0.291 0.0638 0.0638 Masiero 2011ApJ...741...68M NEATM 0.330 0.0700 0.0700 Masiero 2014ApJ...791..121M NEATM