value unc_up unc_lo author ref method 8.38 2.000 2.000 Masiero 2020PSJ.....1....5M NEATM 8.76 0.280 0.280 Masiero 2011ApJ...741...68M NEATM 9.90 2.750 2.750 Masiero 2020PSJ.....1....5M NEATM