value unc_up unc_lo author ref method 4.12 0.950 0.950 Masiero 2021PSJ.....2..162M NEATM 4.55 1.130 1.130 Masiero 2020PSJ.....1....5M NEATM 6.60 0.022 0.022 Masiero 2011ApJ...741...68M NEATM