value unc_up unc_lo author ref method 3.08 0.820 0.820 Masiero 2020PSJ.....1....5M NEATM 3.96 0.073 0.073 Masiero 2011ApJ...741...68M NEATM 4.72 0.391 0.391 Masiero 2011ApJ...741...68M NEATM