value unc_up unc_lo author ref method 15.56 3.110 3.110 Ali-Lagoa 2018A&A...612A..85A NEATM 16.71 0.143 0.143 Masiero 2011ApJ...741...68M NEATM 16.79 0.860 0.860 Usui 2011PASJ...63.1117U NEATM