value unc_up unc_lo author ref method 7.08 2.620 2.620 Masiero 2020PSJ.....1....5M NEATM 7.59 2.020 2.020 Masiero 2020PSJ.....1....5M NEATM 8.38 0.153 0.153 Masiero 2011ApJ...741...68M NEATM