Lockheed Martin to improve GPS IIIF navigation satellite accuracy and reliability

摘要

Navigation satellite designers at Lockheed Martin Corp. are moving forward with the nation's latest satellite navigation spacecraft — the Global Positioning System (GPS) Block IIIF. Officials of the U.S. Air Force Space and Missile Systems Center at Los Angeles Air Force Base, Calif., have an- nounced a $1.4 billion contract to the Lockheed Martin Corp. Space Systems Co. in Littleton, Colo., for costs related to the GPS IIIF satellites — including options to build as many as 22 GPS IIIF spacecraft in future years.