value unc_up unc_lo author ref method 5.80 0.680 0.680 Usui 2011PASJ...63.1117U NEATM 6.10 1.220 1.220 Ali-Lagoa 2018A&A...612A..85A NEATM 6.65 0.660 0.660 Masiero 2012ApJ...759L...8M NEATM