Navstar 51
-GPS Satellite
Navstar 51 (also known as USA 166, and as GPS 2R-8) is the latest to join the American (DoD) fleet of Global Positioning Satellites. It was launched by a Delta 2 rocket from Cape Canaveral. The fleet is operating in full capacity with 24 spacecraft (in six planes, with four satellites in each). GPS 2R-8 will replace the aging GPS 2A-18, which will be shifted away in its Plane-B and then retired.
Satellite Information |
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| Name | Navstar 51 |
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| Organization | GPS |
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| Country | United States |
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| Continent | United States |
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| Manufacturer | Lockheed Martin |
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| Type | Satellite |
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| Launch Date | January 29, 2003 |
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| Launch Site | Cape Canaveral, United States |
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| Launch Vehicle | Delta II |
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| Mission Duration | 10 years (planned) |
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| Launch Mass | 2032 Kg (4480 Lb) |
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| Apogee Altitude | 20,344 Km (12,641 mi) |
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| Perigee Altitude | 20,155 kilometres (12,524 mi) |
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| Satellite Block | GPS Block IIR |
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| Period | 720.7 minutes |
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| Pseudo Random Noise Code | 16 |
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| Inclination Angle | 55 Deg |
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| COSPAR ID | 2003-005A |
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| SATCAT Number | 27663 |
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| Other Names | 27663, USA 166, GPS 2-R-8 |
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| Status | Operational |
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