value unc_up unc_lo author ref method 17.72 6.960 6.960 Nugent 2016AJ....152...63N NEATM 21.70 4.340 4.340 Ali-Lagoa 2018A&A...612A..85A NEATM 21.72 0.980 0.980 Usui 2011PASJ...63.1117U NEATM 22.04 0.229 0.229 Masiero 2011ApJ...741...68M NEATM 22.08 4.420 4.420 Ali-Lagoa 2018A&A...612A..85A NEATM