value unc_up unc_lo author ref method 0.046 0.0032 0.0032 Masiero 2011ApJ...741...68M NEATM 0.060 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM 0.060 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM 0.084 0.0290 0.0290 Masiero 2012ApJ...759L...8M NEATM