value unc_up unc_lo author ref method 19.20 0.190 0.190 Masiero 2014ApJ...791..121M NEATM 20.25 0.260 0.260 Masiero 2011ApJ...741...68M NEATM 23.72 1.700 1.700 Usui 2011PASJ...63.1117U NEATM 24.15 4.830 4.830 Ali-Lagoa 2018A&A...612A..85A NEATM 24.76 1.900 1.900 Tedesco 2002AJ....123.1056T STM