value unc_up unc_lo author ref method 5.67 1.680 1.680 Masiero 2020PSJ.....1....5M NEATM 6.01 1.880 1.880 Nugent 2016AJ....152...63N NEATM 6.37 1.940 1.940 Masiero 2021PSJ.....2..162M NEATM