value unc_up unc_lo author ref method 10.72 2.274 2.274 Masiero 2011ApJ...741...68M NEATM 8.12 2.210 2.210 Masiero 2020PSJ.....1....5M NEATM 9.11 2.440 2.440 Masiero 2020PSJ.....1....5M NEATM