value unc_up unc_lo author ref method 15.68 0.141 0.141 Masiero 2011ApJ...741...68M NEATM 16.66 1.250 1.250 Usui 2011PASJ...63.1117U NEATM 17.17 3.430 3.430 Ali-Lagoa 2018A&A...612A..85A NEATM