value unc_up unc_lo author ref method 15.86 1.590 1.590 Usui 2011PASJ...63.1117U NEATM 16.55 3.310 3.310 Ali-Lagoa 2018A&A...612A..85A NEATM 21.08 0.080 0.080 Masiero 2014ApJ...791..121M NEATM 22.25 0.930 0.930 Masiero 2012ApJ...759L...8M NEATM 23.07 0.166 0.166 Masiero 2011ApJ...741...68M NEATM