value unc_up unc_lo author ref method 0.195 0.0910 0.0910 Masiero 2012ApJ...759L...8M NEATM 0.213 0.0299 0.0299 Masiero 2011ApJ...741...68M NEATM 0.311 0.1170 0.1170 Masiero 2011ApJ...741...68M NEATM