value unc_up unc_lo author ref method 0.229 0.0460 0.0460 Ali-Lagoa 2018A&A...612A..85A NEATM 0.438 0.2570 0.2570 Masiero 2012ApJ...759L...8M NEATM 0.446 0.0580 0.0580 Masiero 2012ApJ...759L...8M NEATM