value unc_up unc_lo author ref method 0.219 0.0270 0.0270 Masiero 2012ApJ...759L...8M NEATM 0.246 0.0490 0.0490 Ali-Lagoa 2018A&A...612A..85A NEATM 0.247 0.0490 0.0490 Ali-Lagoa 2018A&A...612A..85A NEATM 0.431 0.3510 0.3510 Masiero 2012ApJ...759L...8M NEATM