ΔE 15.4, loose: different enough that you should pick on purpose. Burnt Turf is a little darker, much more muted, cooler than Space Yellow.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Burnt Turf is a little darker, much more muted, cooler than Space Yellow.
The same difference applies the other way round: Space Yellow is a little lighter, much more saturated, 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 Space Yellow on the colour wheel See Burnt Turf on the colour wheel
All matches: Space Yellow equivalents · Burnt Turf equivalents