value unc_up unc_lo author ref method 11.28 0.191 0.191 Masiero 2011ApJ...741...68M NEATM 11.75 0.140 0.140 Masiero 2012ApJ...759L...8M NEATM 12.15 3.490 3.490 Masiero 2020PSJ.....1....5M NEATM