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USA-4
American reconnaissance satellite. USA-4 was launched on August 28, 1984 aboard a Titan 34B from Vandenberg. Latest status in GCAT: in orbit.
COSPAR 1984-091ANORAD 15226United States
Identity
- Name in GCAT
- USA 4
- Common name
- USA-4
- Payload designation
- QUASAR 5
- Other names
- :U,SDS X-1?:P
- International designator
- 1984-091A
- NORAD catalog number
- 15226
- GCAT identifier
- S15226
- UN registration
- ST/SG/SER.E/113
Mission
- Mission type
- Communications
- Use
- Defense
- Program
- SDS
- Owner
- NRO
- Country
- United States
- Builder
- Hughes Space and Comms. Co (Hughes Satellite Systems)
- Platform (bus)
- SDS
Launch
- Date
- August 28, 1984 · 18:03 UTC
- Launch record
- 1984-091Success
- Rocket
- Titan 34B
- Spaceport
- Vandenberg · pad SLC4W
Orbit and fate
- Orbit class (GCAT)
- HEO/M
- Perigee
- 379 km
- Apogee
- 39,315 km
- Inclination
- 63.30°
- Status
- In orbit
- Last known active
- 1985
- End of operations
- 1994
Size
- Mass
- 800 kg
- Dry mass
- 650 kg
- Length
- 7.0 m
- Diameter
- 2.40 m
- Span
- 7.0 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q136994926 (CC0).