value unc_up unc_lo author ref method 5.55 0.086 0.086 Masiero 2011ApJ...741...68M NEATM 5.57 1.790 1.790 Masiero 2020PSJ.....1....5M NEATM 5.68 1.190 1.190 Masiero 2020PSJ.....1....5M NEATM 5.82 0.080 0.080 Masiero 2012ApJ...759L...8M NEATM