value unc_up unc_lo author ref method 19.97 5.730 5.730 Nugent 2016AJ....152...63N NEATM 20.39 0.131 0.131 Masiero 2011ApJ...741...68M NEATM 20.74 0.303 0.303 Masiero 2011ApJ...741...68M NEATM 21.84 7.566 7.566 Masiero 2017AJ....154..168M NEATM 22.09 4.420 4.420 Ali-Lagoa 2018A&A...612A..85A NEATM 24.95 1.030 1.030 Usui 2011PASJ...63.1117U NEATM 26.57 5.310 5.310 Ali-Lagoa 2018A&A...612A..85A NEATM