value unc_up unc_lo author ref method 4.43 1.460 1.460 Nugent 2016AJ....152...63N NEATM 4.66 1.290 1.290 Masiero 2021PSJ.....2..162M NEATM 5.02 1.360 1.360 Masiero 2021PSJ.....2..162M NEATM 5.33 0.180 0.180 Masiero 2011ApJ...741...68M NEATM