value unc_up unc_lo author ref method 2.25 0.550 0.550 Masiero 2020PSJ.....1....5M NEATM 2.42 0.680 0.680 Masiero 2020PSJ.....1....5M NEATM 2.70 0.587 0.587 Masiero 2011ApJ...741...68M NEATM