value unc_up unc_lo author ref method 19.68 3.940 3.940 Ali-Lagoa 2018A&A...612A..85A NEATM 21.36 0.860 0.860 Usui 2011PASJ...63.1117U NEATM 22.79 0.194 0.194 Masiero 2011ApJ...741...68M NEATM 22.94 4.590 4.590 Ali-Lagoa 2018A&A...612A..85A NEATM