value unc_up unc_lo author ref method 6.67 2.390 2.390 Masiero 2020PSJ.....1....5M NEATM 7.23 1.560 1.560 Masiero 2021PSJ.....2..162M NEATM 7.58 2.371 2.371 Masiero 2017AJ....154..168M NEATM