value unc_up unc_lo author ref method 1.50 0.200 0.200 Ali-Lagoa 2017A&A...603A..55A NEATM 1.60 0.511 0.511 Masiero 2011ApJ...741...68M NEATM 1.80 0.300 0.300 Ali-Lagoa 2017A&A...603A..55A NEATM