value unc_up unc_lo author ref method 3.75 0.610 0.610 Nugent 2016AJ....152...63N NEATM 4.52 1.440 1.440 Masiero 2021PSJ.....2..162M NEATM 4.84 0.235 0.235 Masiero 2011ApJ...741...68M NEATM