value unc_up unc_lo author ref method 6.22 2.380 2.380 Masiero 2020PSJ.....1....5M NEATM 6.32 0.112 0.112 Masiero 2011ApJ...741...68M NEATM 8.18 1.880 1.880 Masiero 2020PSJ.....1....5M NEATM