value unc_up unc_lo author ref method 10.49 0.120 0.120 Masiero 2012ApJ...759L...8M NEATM 11.53 0.420 0.420 Usui 2011PASJ...63.1117U NEATM 12.18 1.220 1.220 Ali-Lagoa 2018A&A...612A..85A NEATM 9.42 0.060 0.060 Masiero 2014ApJ...791..121M NEATM 9.80 0.085 0.085 Masiero 2011ApJ...741...68M NEATM