value unc_up unc_lo author ref method 14.85 4.410 4.410 Nugent 2016AJ....152...63N NEATM 18.09 0.140 0.140 Masiero 2014ApJ...791..121M NEATM 18.55 1.430 1.430 Usui 2011PASJ...63.1117U NEATM 18.72 3.740 3.740 Ali-Lagoa 2018A&A...612A..85A NEATM 19.14 0.165 0.165 Masiero 2011ApJ...741...68M NEATM