Navstar 61
-GPS Satellite
GPS 2R-18, also known as GPS 2R-M, Navstar 61, and USA 199, is a navigational craft in the American GPS fleet that was launched by a Delta 2 rocket from Cape Canaveral on 20 December 2007. The 2.04 tonne (with fuel) craft will be moved to Slot 1 in Plane C, replacing GPS 2A-24, which will in turn be moved to replace the ailing GPS 2A-20.
Satellite Information |
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| Name | Navstar 61 |
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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 | December 20, 2007 |
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| Launch Site | Cape Canaveral, United States |
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| Launch Vehicle | Delta II 7925 |
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| Mission Duration | 10 years (planned) |
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| Satellite Mass | 2059 Kg |
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| Launch Mass | 2032 Kg (4480 Lb) |
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| Orbit | Medium Earth Orbit |
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| Apogee Altitude | 20,283 Km (12,603 mi) |
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| Perigee Altitude | 20,082 Km (12,478 mi) |
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| Satellite Block | GPS Block IIRM |
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| Period | 717.98 minutes |
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| Pseudo Random Noise Code | 29 |
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| Inclination Angle | 54.9 Deg |
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| COSPAR ID | 2007-062A |
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| SATCAT Number | 32384 |
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| Other Names | GPS 57, 32384, GPS 2R-M, USA 199, GPS2R-18 |
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| Status | Operational |
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