The Patriim system was a star system located within the Seswenna sector in the Outer Rim region of the galaxy which contained the planet Hockaleg. The system was the construction site of the Galactic Empire's Tarkin superweapon.
- Star Wars 51: Resurrection of Evil (First appearance)
- "Vader Adrift"—Star Wars Insider Special Edition 2012
- The Essential Guide to Characters
- Star Wars Gamemaster Screen, Revised
- The Complete Star Wars Encyclopedia (See "Tarkin")
- The Essential Atlas
- The Essential Guide to Warfare