value unc_up unc_lo author ref method 0.034 0.0206 0.0206 Masiero 2017AJ....154..168M NEATM 0.057 0.0420 0.0420 Masiero 2020PSJ.....1....5M NEATM 0.064 0.0340 0.0740 Masiero 2021PSJ.....2..162M NEATM 0.070 0.0750 0.0750 Masiero 2020PSJ.....1....5M NEATM 0.076 0.0139 0.0139 Masiero 2011ApJ...741...68M NEATM