value unc_up unc_lo author ref method 0.028 0.0170 0.0420 Masiero 2021PSJ.....2..162M NEATM 0.042 0.0170 0.0300 Masiero 2021PSJ.....2..162M NEATM 0.065 0.0100 0.0100 Masiero 2011ApJ...741...68M NEATM