value unc_up unc_lo author ref method 13.30 0.290 0.290 Usui 2011PASJ...63.1117U NEATM 13.30 1.330 1.330 Ali-Lagoa 2018A&A...612A..85A NEATM 13.35 0.140 0.140 Masiero 2014ApJ...791..121M NEATM 13.54 1.170 1.170 Masiero 2012ApJ...759L...8M NEATM 14.08 0.042 0.042 Masiero 2011ApJ...741...68M NEATM