value unc_up unc_lo author ref method 4.13 0.780 0.780 Masiero 2020PSJ.....1....5M NEATM 5.15 0.640 0.640 Masiero 2012ApJ...759L...8M NEATM 5.78 0.108 0.108 Masiero 2011ApJ...741...68M NEATM