value unc_up unc_lo author ref method 5.13 0.209 0.209 Masiero 2011ApJ...741...68M NEATM 5.35 1.730 1.730 Masiero 2020PSJ.....1....5M NEATM 5.48 0.199 0.199 Masiero 2011ApJ...741...68M NEATM