value unc_up unc_lo author ref method 10.08 0.540 0.540 Usui 2011PASJ...63.1117U NEATM 10.53 0.090 0.090 Masiero 2012ApJ...759L...8M NEATM 10.85 2.170 2.170 Ali-Lagoa 2018A&A...612A..85A NEATM 7.21 0.380 0.380 Masiero 2012ApJ...759L...8M NEATM