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USA-71
American navigation satellite used for GPS. USA-71 was launched on July 4, 1991 aboard a Delta 7925 from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.
COSPAR 1991-047ANORAD 21552United States
Identity
- Name in GCAT
- GPS IIA-2
- Common name
- USA-71
- Payload designation
- GPS SVN 24
- Other names
- USA 71:U,Navstar 23
- International designator
- 1991-047A
- NORAD catalog number
- 21552
- GCAT identifier
- S21552
- UN registration
- ST/SG/SER.E/258
Mission
- Mission type
- Navigation
- Use
- Defense
- Program
- GPS IIA
- Owner
- USAF SSD
- Country
- United States
- Builder
- Rockwell/Seal Beach
- Platform (bus)
- GPS IIA
Launch
- Date
- July 4, 1991 · 02:32 UTC
- Launch record
- 1991-047Success
- Rocket
- Delta 7925
- Spaceport
- Cape Canaveral & Kennedy · pad LC17A
Orbit and fate
- Orbit class (GCAT)
- MEO
- Perigee
- 20,085 km
- Apogee
- 20,274 km
- Inclination
- 55.18°
- Status
- In orbit
- Last known active
- June 2011
- End of operations
- Nov 4, 2011
Size
- Mass
- 860 kg
- Dry mass
- 860 kg
- Total mass with attached objects
- 1,881 kg
- Length
- 2.4 m
- Diameter
- 1.80 m
- Span
- 5.3 m
Launched together
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q7865702 (CC0).