All Dressed Up—But Where Are We Going?
By Lieutenant Commander Jason Hines, U.S. Navy
The USS Nimitz (CVN-68) recently deployed to the Persian Gulf armed with the Joint Stand-Off Weapon (JSOW), one of a family of newly developed Global Positioning System (GPS)-guided munitions that includes the Joint Direct-Attack Munition (JDAM), the GPS-guided Tomahawk Land Attack Missile and the Extended-Range Guided Munition (ERGM).
The JDAM is a U.S. Air Force-led program that consists of a Mark-84 2,000pound general purpose bomb (or a BLU109 2,000-pound penetrator bomb) with a GPS guidance package attached. The JSOW, more property known as AGM154, is a Navy-developed GPS-guided glide weapon that will come in three variants: