value unc_up unc_lo author ref method 0.044 0.0190 0.0350 Masiero 2021PSJ.....2..162M NEATM 0.054 0.0282 0.0282 Masiero 2017AJ....154..168M NEATM 0.055 0.0490 0.0490 Masiero 2020PSJ.....1....5M NEATM 0.093 0.0166 0.0166 Masiero 2011ApJ...741...68M NEATM