value unc_up unc_lo author ref method 2.04 0.440 0.440 Masiero 2020PSJ.....1....5M NEATM 2.43 0.570 0.570 Masiero 2020PSJ.....1....5M NEATM 2.47 0.459 0.459 Masiero 2011ApJ...741...68M NEATM