value unc_up unc_lo author ref method 16.81 0.306 0.306 Masiero 2011ApJ...741...68M NEATM 18.08 4.090 4.090 Masiero 2020PSJ.....1....5M NEATM 18.65 1.860 1.860 Ali-Lagoa 2018A&A...612A..85A NEATM 20.02 0.510 0.510 Usui 2011PASJ...63.1117U NEATM 20.92 4.180 4.180 Ali-Lagoa 2018A&A...612A..85A NEATM 21.90 3.600 3.600 Masiero 2012ApJ...759L...8M NEATM