value unc_up unc_lo author ref method 2.57 0.590 0.590 Masiero 2020PSJ.....1....5M NEATM 2.94 0.830 0.830 Masiero 2020PSJ.....1....5M NEATM 4.10 0.161 0.161 Masiero 2011ApJ...741...68M NEATM