value unc_up unc_lo author ref method 10.27 0.275 0.275 Masiero 2011ApJ...741...68M NEATM 7.48 2.250 2.250 Masiero 2021PSJ.....2..162M NEATM 7.68 1.580 1.580 Masiero 2021PSJ.....2..162M NEATM