value unc_up unc_lo author ref method 16.66 1.950 1.950 Masiero 2012ApJ...759L...8M NEATM 17.03 0.110 0.110 Masiero 2014ApJ...791..121M NEATM 17.39 3.480 3.480 Ali-Lagoa 2018A&A...612A..85A NEATM 17.45 0.143 0.143 Masiero 2011ApJ...741...68M NEATM 17.51 0.630 0.630 Usui 2011PASJ...63.1117U NEATM 18.52 3.700 3.700 Ali-Lagoa 2018A&A...612A..85A NEATM