value unc_up unc_lo author ref method 6.41 1.230 1.230 Masiero 2021PSJ.....2..162M NEATM 6.78 1.946 1.946 Masiero 2017AJ....154..168M NEATM 6.87 2.150 2.150 Masiero 2020PSJ.....1....5M NEATM 6.96 1.786 1.786 Masiero 2017AJ....154..168M NEATM 6.99 1.940 1.940 Masiero 2021PSJ.....2..162M NEATM 7.76 0.039 0.039 Masiero 2011ApJ...741...68M NEATM