value unc_up unc_lo author ref method 20.64 1.610 1.610 Usui 2011PASJ...63.1117U NEATM 21.10 4.220 4.220 Ali-Lagoa 2018A&A...612A..85A NEATM 22.64 6.289 6.289 Masiero 2017AJ....154..168M NEATM 22.68 7.420 7.420 Masiero 2021PSJ.....2..162M NEATM 22.90 1.600 1.600 Tedesco 2002AJ....123.1056T STM 24.11 0.230 0.230 Masiero 2012ApJ...759L...8M NEATM