value unc_up unc_lo author ref method 4.30 1.020 1.020 Masiero 2020PSJ.....1....5M NEATM 4.53 1.000 1.000 Masiero 2011ApJ...741...68M NEATM 4.78 1.480 1.480 Masiero 2011ApJ...741...68M NEATM