value unc_up unc_lo author ref method 0.040 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM 0.050 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM 0.059 0.0320 0.0710 Masiero 2021PSJ.....2..162M NEATM