value unc_up unc_lo author ref method 3.48 0.870 0.870 Masiero 2021PSJ.....2..162M NEATM 3.69 0.882 0.882 Masiero 2017AJ....154..168M NEATM 4.93 0.103 0.103 Masiero 2011ApJ...741...68M NEATM