value unc_up unc_lo author ref method 0.039 0.0260 0.0260 Masiero 2020PSJ.....1....5M NEATM 0.052 0.0230 0.0420 Masiero 2021PSJ.....2..162M NEATM 0.078 0.0129 0.0129 Masiero 2011ApJ...741...68M NEATM