- "Admiral, we have enemy ships in Sector 47."
"It's a trap!"
- ―A Mon Calamari controller, to Admiral Gial Ackbar
Sector 47 was an area of space above the Forest Moon of Endor. During the Battle of Endor in the Galactic Civil War, the Galactic Empire's Star Destroyers were located in Sector 47 and ambushed the Alliance Fleet. A Rebel Alliance Mon Calamari controller informed Admiral Gial Ackbar about the location of the Imperial vessels.
- Star Wars: Episode VI Return of the Jedi (First appearance)
- Star Wars: Return of the Jedi junior novelization