value unc_up unc_lo author ref method 0.163 0.0301 0.0301 Masiero 2011ApJ...741...68M NEATM 0.170 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM 0.208 0.0200 0.0200 Masiero 2012ApJ...759L...8M NEATM