value unc_up unc_lo author ref method 3.28 0.890 0.890 Masiero 2021PSJ.....2..162M NEATM 3.54 1.030 1.030 Nugent 2016AJ....152...63N NEATM 3.68 0.870 0.870 Masiero 2021PSJ.....2..162M NEATM