value unc_up unc_lo author ref method 11.31 0.940 0.940 Usui 2011PASJ...63.1117U NEATM 11.71 2.340 2.340 Ali-Lagoa 2018A&A...612A..85A NEATM 8.13 1.540 1.540 Nugent 2016AJ....152...63N NEATM