value unc_up unc_lo author ref method 10.10 1.880 1.880 Masiero 2012ApJ...759L...8M NEATM 8.44 2.100 2.100 Masiero 2020PSJ.....1....5M NEATM 9.07 2.590 2.590 Masiero 2020PSJ.....1....5M NEATM