value unc_up unc_lo author ref method 10.05 2.050 2.050 Nugent 2016AJ....152...63N NEATM 12.69 0.240 0.240 Masiero 2012ApJ...759L...8M NEATM 12.93 2.590 2.590 Ali-Lagoa 2018A&A...612A..85A NEATM 13.01 0.590 0.590 Usui 2011PASJ...63.1117U NEATM