|
Satellite
|
No.
|
Orbit
|
Manufacturer
|
Purpose
|
|
Advanced KH-11
|
3
|
200 miles
|
Lockheed Martin
|
5-inch resolution spy photographs
|
|
LaCrosse Radar Imaging
|
2
|
200-400 miles
|
Lockheed Martin
|
3 to 10-foot resolution spy photographs
|
|
Orion/Vortex
|
3
|
22,300 miles
|
TRW
|
Telecom surveillance
|
|
Trumpet
|
2
|
200-22,300 miles
|
Boeing
|
Surveillance of cellular phones
|
|
Parsae
|
3
|
600 miles
|
TRW
|
Ocean surveillance
|
|
Satellite Data Systems
|
2
|
200-22,300 miles
|
Hughes
|
Data Relay
|
|
Defense Support Program
|
4+
|
22,300 miles
|
TRW/Aerojet
|
Missile early warning
|
|
Defense Meteorological Support Program
|
2
|
500 miles
|
Lockheed Martin
|
Meteorology, nuclear blast detection
|