Excalibur is the next generation family of projectiles for the U.S. Army and Marine Corps artillery. Excalibur is a 155mm precision-guided artillery round with extended range. Using precision guidance technology it can provide accurate, first round fire-for-effect capability in an urban setting. Additionally, Excalibur has very accurate terminal guidance resulting is low collateral damage and the capability to be employed in very close proximity to friendly troops. Another feature allowing Excalibur to be employed in close terrain is the steep terminal trajectory. The trajectory will ensure the desired impact in cluttered, highly obstructed battlefield.