value unc_up unc_lo author ref method 4.74 0.142 0.142 Masiero 2011ApJ...741...68M NEATM 6.86 0.350 0.350 Usui 2011PASJ...63.1117U NEATM 7.19 0.720 0.720 Ali-Lagoa 2018A&A...612A..85A NEATM