The cache is not at the listed coordinates, it can be found at N52 5A.BCD W001 0E.FGH.
You can check your answers for this puzzle on GeoChecker.com.
Caches in this series:
GC68F1A 4. These are the droids you are looking for!
GC68N01 5. Star Wars Box set
GC69623 6. Happy new light year!
GC696DP 1. Your weapons.... you will need them!
GC69Q12 2. That's no moon...
GC6AB58 3. A galaxy far far away
GC6AE0F 7. Use the Schwartz!
GC6AC7W 8. Let the Wookiee win
GC6A7TZ 9. You came in that? You’re braver than I thought!
GC6AE27 10. Bonus. R2D2 Where are you?
Caches 3,7,8 and 9 contain the coordinates for the bonus cache.
GC74GPE 40yrs of Star Wars - Princess Leia
GC74JF2 40yrs of Star Wars - Who said what?
GC74GMC 40 yrs of Star Wars - There's always a bigger fish
GC753W6 40yrs of Star Wars - Rogue One