value unc_up unc_lo author ref method 8.33 0.251 0.251 Masiero 2011ApJ...741...68M NEATM 8.49 0.163 0.163 Masiero 2011ApJ...741...68M NEATM 9.33 3.040 3.040 Masiero 2020PSJ.....1....5M NEATM 9.40 2.760 2.760 Masiero 2020PSJ.....1....5M NEATM