value unc_up unc_lo author ref method 8.15 0.058 0.058 Masiero 2011ApJ...741...68M NEATM 9.20 4.670 4.670 Masiero 2012ApJ...759L...8M NEATM 9.93 3.090 3.090 Masiero 2020PSJ.....1....5M NEATM