value unc_up unc_lo author ref method 0.213 0.0210 0.0210 Masiero 2012ApJ...759L...8M NEATM 0.231 0.0460 0.0460 Ali-Lagoa 2018A&A...612A..85A NEATM 0.342 0.0680 0.0680 Ali-Lagoa 2018A&A...612A..85A NEATM