value unc_up unc_lo author ref method 2.53 0.530 0.530 Masiero 2021PSJ.....2..162M NEATM 2.87 0.568 0.568 Masiero 2017AJ....154..168M NEATM 3.35 0.650 0.650 Masiero 2021PSJ.....2..162M NEATM