value unc_up unc_lo author ref method 13.58 5.510 5.510 Masiero 2012ApJ...759L...8M NEATM 14.49 1.130 1.130 Usui 2011PASJ...63.1117U NEATM 14.88 2.980 2.980 Ali-Lagoa 2018A&A...612A..85A NEATM 18.72 0.441 0.441 Masiero 2011ApJ...741...68M NEATM