value unc_up unc_lo author ref method 11.71 0.110 0.110 Masiero 2014ApJ...791..121M NEATM 12.02 0.146 0.146 Masiero 2011ApJ...741...68M NEATM 12.91 0.380 0.380 Masiero 2012ApJ...759L...8M NEATM