value unc_up unc_lo author ref method 0.027 0.0130 0.0250 Masiero 2021PSJ.....2..162M NEATM 0.032 0.0150 0.0300 Masiero 2021PSJ.....2..162M NEATM 0.067 0.0123 0.0123 Masiero 2011ApJ...741...68M NEATM