value unc_up unc_lo author ref method 0.080 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM 0.143 0.0432 0.0432 Masiero 2011ApJ...741...68M NEATM 0.147 0.0257 0.0257 Masiero 2011ApJ...741...68M NEATM 0.150 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM 0.150 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM