Mission type Navigation COSPAR ID 2015-062A Mission duration 12 years (planned) Launch date 31 October 2015 Inclination 54.99° Launch mass 1,630 kg Manufacturer Boeing | Operator US Air Force SATCAT no. 41019 Spacecraft GPS SVN-73 (IIF-11) Inclination 54.99° Period 12 hours Rocket Atlas V | |
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USA-265, also known as GPS IIF-11, GPS SVN-73 and NAVSTAR 75, is an American navigation satellite which forms part of the Global Positioning System. It was the eleventh of twelve Block IIF satellites to be launched.
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Launch
Built by Boeing and launched by United Launch Alliance, USA-265 was launched at 16:13 UTC on 31 October 2015, atop a Atlas V 401 carrier rocket, vehicle number AV-060. The launch took place from Space Launch Complex 41 at the Cape Canaveral Air Force Station, and placed USA-265 directly into semi-synchronous orbit.
Orbit
As of 5 December 2015, USA-265 was in an orbit with a perigee of 20,444 kilometers (12,703 mi), an apogee of 20,491 kilometers (12,733 mi), a period of 729.58 minutes, and 54.99 degrees of inclination to the equator. It is used to broadcast the PRN 10 signal, and operates in slot 6 of plane E of the GPS constellation. The satellite has a design life of 15 years and a mass of 1,630 kilograms (3,590 lb). It is currently in service following commissioning on December 9, 2015.