value unc_up unc_lo author ref method 11.18 0.120 0.120 Masiero 2014ApJ...791..121M NEATM 11.90 0.040 0.040 Masiero 2011ApJ...741...68M NEATM 12.21 2.440 2.440 Ali-Lagoa 2018A&A...612A..85A NEATM 12.26 0.510 0.510 Usui 2011PASJ...63.1117U NEATM 16.10 1.810 1.810 Masiero 2012ApJ...759L...8M NEATM