value unc_up unc_lo author ref method 8.77 1.580 1.580 Nugent 2016AJ....152...63N NEATM 9.35 0.130 0.130 Masiero 2014ApJ...791..121M NEATM 9.44 0.360 0.360 Usui 2011PASJ...63.1117U NEATM 9.52 0.950 0.950 Ali-Lagoa 2018A&A...612A..85A NEATM 9.67 0.089 0.089 Masiero 2011ApJ...741...68M NEATM