ΔE 7.9, close: similar, with a visible difference side by side. Gold is a little darker, cooler than Afterburner.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Gold is a little darker, cooler than Afterburner.
The same difference applies the other way round: Afterburner is a little lighter, warmer.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Afterburner on the colour wheel See Gold on the colour wheel
All matches: Afterburner equivalents · Gold equivalents