USA-135
American navigation satellite used for GPS / From Wikipedia, the free encyclopedia
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USA-135, also known as GPS IIA-19, GPS II-28 and GPS SVN-38, is an American navigation satellite which forms part of the Global Positioning System. It was the last of nineteen Block IIA GPS satellites to be launched.
Quick Facts Names, Mission type ...
Names | Navstar 2A-19 GPS IIA-19 GPS II-28 GPS SVN-38 |
---|---|
Mission type | Navigation |
Operator | U.S. Air Force |
COSPAR ID | 1997-067A [1] |
SATCAT no. | 25030 |
Mission duration | 7.5 years (planned) 16.8 years (achieved) |
Spacecraft properties | |
Spacecraft | GPS IIA |
Spacecraft type | GPS Block IIA[2] |
Manufacturer | Rockwell International |
Launch mass | 840 kg (1,850 lb) |
Dimensions | 5.3 m (17 ft) of long |
Power | 710 watts |
Start of mission | |
Launch date | 6 November 1997, 00:30:00 UTC |
Rocket | Delta II 7925-9.5 (Delta D249) |
Launch site | Cape Canaveral, LC-17A |
Contractor | McDonnell Douglas |
Entered service | 13 December 1997 |
End of mission | |
Disposal | Graveyard orbit |
Deactivated | 30 October 2014 |
Orbital parameters | |
Reference system | Geocentric orbit[3] |
Regime | Medium Earth orbit (Semi-synchronous) |
Slot | A3 (slot 3 plane A) |
Perigee altitude | 19,923 km (12,380 mi) |
Apogee altitude | 20,644 km (12,828 mi) |
Inclination | 54.90° |
Period | 722.00 minutes |
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