value unc_up unc_lo author ref method 11.20 3.830 3.830 Masiero 2021PSJ.....2..162M NEATM 13.06 3.350 3.350 Masiero 2021PSJ.....2..162M NEATM 7.70 1.360 1.360 Masiero 2012ApJ...759L...8M NEATM