The GBU-44/B Viper Strike glide bomb was a GPS-aided laser-guided variant of the Northrop Grumman Brilliant Anti-Tank (BAT) munition which originally had a combination acoustic and infrared homing seeker.
[2] In June 2005, Northrop integrated the Global Positioning System (GPS) into the laser-guided munition to provide highly accurate midcourse guidance.
[3] In January 2007, Viper Strikes successfully destroyed a series of moving and stationary targets in testing at the White Sands Missile Range.
On April 16, 2012, Viper Strike bombs scored multiple direct hits from a KC-130J Harvest Hawk at the Naval Air Warfare Center's China Lake, California Weapons Station.
[8] In August 2012, MBDA announced that Viper Strike munitions scored direct hits against high speed vehicles during a two-day test.