value unc_up unc_lo author ref method 0.262 0.0674 0.0674 Masiero 2011ApJ...741...68M NEATM 0.283 0.0276 0.0276 Masiero 2011ApJ...741...68M NEATM 0.300 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM 0.310 0.0600 0.0600 Masiero 2014ApJ...791..121M NEATM