value unc_up unc_lo author ref method 0.039 0.0260 0.0260 Masiero 2012ApJ...759L...8M NEATM 0.060 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM 0.060 0.0310 0.0650 Masiero 2021PSJ.....2..162M NEATM 0.061 0.0050 0.0050 Masiero 2011ApJ...741...68M NEATM 0.074 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM