value unc_up unc_lo author ref method 5.04 1.630 1.630 Masiero 2021PSJ.....2..162M NEATM 6.08 1.730 1.730 Masiero 2021PSJ.....2..162M NEATM 6.30 0.997 0.997 Masiero 2017AJ....154..168M NEATM