value unc_up unc_lo author ref method 17.91 0.110 0.110 Masiero 2014ApJ...791..121M NEATM 18.19 0.229 0.229 Masiero 2011ApJ...741...68M NEATM 20.98 4.200 4.200 Ali-Lagoa 2018A&A...612A..85A NEATM 21.44 0.700 0.700 Usui 2011PASJ...63.1117U NEATM 22.46 4.490 4.490 Ali-Lagoa 2018A&A...612A..85A NEATM 30.41 0.580 0.580 Masiero 2012ApJ...759L...8M NEATM