value unc_up unc_lo author ref method 0.040 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM 0.050 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM 0.057 0.0026 0.0026 Masiero 2011ApJ...741...68M NEATM 0.069 0.0090 0.0090 Masiero 2012ApJ...759L...8M NEATM 0.070 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM