value unc_up unc_lo author ref method 0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM 0.031 0.0219 0.0219 Masiero 2017AJ....154..168M NEATM 0.039 0.0400 0.0400 Masiero 2020PSJ.....1....5M NEATM 0.046 0.0080 0.0080 Masiero 2011ApJ...741...68M NEATM 0.048 0.0340 0.0340 Masiero 2020PSJ.....1....5M NEATM