value unc_up unc_lo author ref method 18.27 3.650 3.650 Ali-Lagoa 2018A&A...612A..85A NEATM 19.45 0.448 0.448 Masiero 2011ApJ...741...68M NEATM 19.65 0.610 0.610 Usui 2011PASJ...63.1117U NEATM 23.99 4.800 4.800 Ali-Lagoa 2018A&A...612A..85A NEATM