value unc_up unc_lo author ref method 0.156 0.0157 0.0157 Masiero 2011ApJ...741...68M NEATM 0.180 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM 0.231 0.1180 0.1180 Masiero 2012ApJ...759L...8M NEATM