value unc_up unc_lo author ref method 12.83 2.410 2.410 Masiero 2012ApJ...759L...8M NEATM 8.70 2.740 2.740 Masiero 2020PSJ.....1....5M NEATM 9.81 2.260 2.260 Masiero 2021PSJ.....2..162M NEATM