value unc_up unc_lo author ref method 0.170 0.0178 0.0178 Masiero 2011ApJ...741...68M NEATM 0.190 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM 0.195 0.0610 0.0610 Masiero 2012ApJ...759L...8M NEATM