value unc_up unc_lo author ref method 0.210 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM 0.244 0.1218 0.1218 Masiero 2017AJ....154..168M NEATM 0.308 0.0342 0.0342 Masiero 2011ApJ...741...68M NEATM 0.326 0.0142 0.0142 Masiero 2011ApJ...741...68M NEATM 0.347 0.1344 0.1344 Masiero 2017AJ....154..168M NEATM