value unc_up unc_lo author ref method 62.37 5.300 5.300 Tedesco 2002AJ....123.1056T STM 66.99 13.400 13.400 Ali-Lagoa 2018A&A...612A..85A NEATM 67.63 1.230 1.230 Grav 2012ApJ...759...49G NEATM 68.46 4.440 4.440 Usui 2011PASJ...63.1117U NEATM