value unc_up unc_lo author ref method 0.031 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM 0.046 0.2580 0.2580 Masiero 2012ApJ...759L...8M NEATM 0.050 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM 0.068 0.0350 0.0740 Masiero 2021PSJ.....2..162M NEATM