value unc_up unc_lo author ref method 0.047 0.0230 0.0450 Masiero 2021PSJ.....2..162M NEATM 0.049 0.0190 0.0300 Masiero 2021PSJ.....2..162M NEATM 0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM 0.059 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM