value unc_up unc_lo author ref method 11.61 2.320 2.320 Ali-Lagoa 2018A&A...612A..85A NEATM 12.33 1.080 1.080 Usui 2011PASJ...63.1117U NEATM 8.61 1.500 1.500 Masiero 2012ApJ...759L...8M NEATM