value unc_up unc_lo author ref method 18.86 0.250 0.250 Masiero 2014ApJ...791..121M NEATM 20.27 0.147 0.147 Masiero 2011ApJ...741...68M NEATM 22.50 2.250 2.250 Ali-Lagoa 2018A&A...612A..85A NEATM 23.74 0.510 0.510 Usui 2011PASJ...63.1117U NEATM 25.48 0.490 0.490 Masiero 2012ApJ...759L...8M NEATM 25.80 2.580 2.580 Ali-Lagoa 2018A&A...612A..85A NEATM