value unc_up unc_lo author ref method 6.87 2.000 2.000 Nugent 2016AJ....152...63N NEATM 7.52 2.200 2.200 Nugent 2016AJ....152...63N NEATM 8.02 1.900 1.900 Masiero 2021PSJ.....2..162M NEATM 8.65 0.302 0.302 Masiero 2011ApJ...741...68M NEATM 8.70 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM 8.70 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM