Satellite DSP 18 (USA 130) (Defense Support Program) of Air Force

Name of Satellite, Alternate Names DSP 18 (USA 130) (Defense Support Program)
Country of Operator/Owner USA
Operator/Owner Air Force
Users Military
Purpose Early Warning
Class of Orbit GEO
Type of Orbit
Longitude of GEO (degrees) 0
Perigee (km) 35780
Apogee (km) 35800
Eccentricity 0.00023719165085389
Inclination (degrees) 0.1
Period (minutes) 1436.27
Launch Mass (kg.) 2380
Dry Mass (kg.)
Power (watts) 1485
Date of Launch 23-02-1997
Expected Lifetime 5 yrs.
Contractor TRW and Aerojet Electronics Systems
Country of Contractor USA
Launch Site Cape Canaveral
Launch Vehicle Titan IVB
COSPAR Number 1997-008A
NORAD Number 24737
Comments Infrared sensors to detect heat from missile and booster plumes against Earth´s background; detection capability of smaller missiles; improved warning of attack by short-range missiles against U.S. and allied forces.


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