value unc_up unc_lo author ref method 7.14 2.870 2.870 Masiero 2021PSJ.....2..162M NEATM 7.25 0.061 0.061 Masiero 2011ApJ...741...68M NEATM 7.83 2.190 2.190 Masiero 2021PSJ.....2..162M NEATM