value unc_up unc_lo author ref method 15.01 0.610 0.610 Usui 2011PASJ...63.1117U NEATM 15.03 1.500 1.500 Ali-Lagoa 2018A&A...612A..85A NEATM 15.70 0.294 0.294 Masiero 2011ApJ...741...68M NEATM