value unc_up unc_lo author ref method 17.13 5.770 5.770 Masiero 2020PSJ.....1....5M NEATM 18.04 0.245 0.245 Masiero 2011ApJ...741...68M NEATM 19.83 3.970 3.970 Ali-Lagoa 2018A&A...612A..85A NEATM 20.77 0.630 0.630 Usui 2011PASJ...63.1117U NEATM 21.03 4.210 4.210 Ali-Lagoa 2018A&A...612A..85A NEATM