value unc_up unc_lo author ref method 6.46 0.140 0.140 Masiero 2011ApJ...741...68M NEATM 7.62 2.060 2.060 Nugent 2016AJ....152...63N NEATM 7.65 1.790 1.790 Nugent 2016AJ....152...63N NEATM 9.41 0.750 0.750 Usui 2011PASJ...63.1117U NEATM 9.76 1.950 1.950 Ali-Lagoa 2018A&A...612A..85A NEATM