- "An unscheduled ship entered the atmosphere in sector S-11 and failed to register. The rebels may be operating in that area."
- ―Unidentified droid commander
Sector S11 was an area on the planet Onderon that was suspected by the Confederacy of Independent Systems to contain a base of the Onderon rebels. Although their real base was in Sector S-29, this was the location where Steela Gerrera met with the incoming Jedi.