value unc_up unc_lo author ref method 4.78 1.442 1.442 Masiero 2017AJ....154..168M NEATM 4.88 1.260 1.260 Masiero 2021PSJ.....2..162M NEATM 5.75 0.089 0.089 Masiero 2011ApJ...741...68M NEATM