Sensors and Missile Defense
An effective layered defense incorporates a wide-range of sensors to detect and track threat missiles through all phases of their trajectory. Satellites and a family of land-and sea-based radars provide worldwide sensor coverage.
       
    
    
    
    
    	Quick Facts Mobility Road-mobile Role Patriot fire control radar Deployment Germany, Greece, Israel, Japan, Kuwait, the Netherlands, Poland, Qatar, Romania    
   
 
       
    
    
    
    
    	Quick Facts Mobility Sea-based is highly mobile; land-based has low mobility Role Primary radar for Aegis BMD Deployment Deployed on    
   
 
       
    
    
    
    
    	Quick Facts Mobility Transportable by air, ship, and truck; moderate mobility Role Forward-based radar for BMDS; Primary terminal radar for    
   
 
       
    
    
    
    
    	Quick Facts Mobility Stationary Role Long-range radar for U.S. ballistic missile defense system Frequency L-Band Range 2,000 miles (3,200 km)    
   
 
       
    
    
    
    
    	Quick Facts Mobility Satellites in GEO Role Strategic and tactical missile launch detection Status Five satellites in geosynchronous orbit Producer    
   
 
       
    
    
    
    
    	Quick Facts Role and Mobility Expeditionary; towed, road-mobile; fits in C-17 Frequency C-band for primary mission; Dual-frequency X- & S-band    
   
 
       
    
    
    
    
    	Quick Facts Role and Mobility Intelligence, Surveillance, and Reconnaissance; Air-mobile Targets Ballistic Missiles Range 3,900 miles (6,500 km) unrefueled Sensors    
   
 
       
    
    
    
    
    	Quick Facts Mobility Sea-based, mounted on a semi-submersible vessel that is able to travel at up to 8 knots Role    
   
 
       
    
    
    
    
    	Quick Facts Mobility Satellites and sensors in GEO and HEO Role Mission areas include missile defense, missile warning, technical intelligence    
   
 
       
    
    
    
    
    	Facts Mobility Space-based sensors hosted on commercial satellites Role Sensors to detect, measure, and assess kinetic kill Status Network of    
   
 
       
    
    
    
    
    	Quick Facts Mobility Stationary Role Provide detection and tracking of ballistic missiles and interceptors, and classification of space objects Frequency