USA-265

USA-265

A Block IIF GPS satellite
Mission type Navigation
Operator US Air Force
COSPAR ID 2015-062A[1]
SATCAT № 41019[1]
Mission duration 12 years (planned)
Spacecraft properties
Spacecraft GPS SVN-73 (IIF-11)
Spacecraft type GPS Block IIF
Manufacturer Boeing
Launch mass 1,630 kilograms (3,590 lb)[2]
Start of mission
Launch date 31 October 2015, 16:13 (2015-10-31UTC16:13Z) UTC
Rocket Atlas V 401, AV-060[3]
Launch site Cape Canaveral SLC-41[3]
Contractor ULA
Orbital parameters
Reference system Geocentric
Regime Medium Earth
(Semi-synchronous)
Perigee 20,444 km (12,703 mi)[4]
Apogee 20,491 km (12,733 mi)[4]
Inclination 54.99 degrees[4]
Period 729.58 minutes[4]
Epoch 5 December 2015, 17:24:23 UTC

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.[2]

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.[3] The launch took place from Space Launch Complex 41 at the Cape Canaveral Air Force Station,[5] and placed USA-265 directly into semi-synchronous orbit.[4]

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.[4] 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). [2] It is currently in service following commissioning on December 9, 2015.[6]

References

  1. 1 2 "Navstar 75". US National Space Science Data Center. Retrieved 10 December 2015.
  2. 1 2 3 Krebs, Gunter. "GPS-2F (Navstar-2F)". Gunter's Space Page. Retrieved 10 December 2015.
  3. 1 2 3 McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 10 December 2015.
  4. 1 2 3 4 5 6 McDowell, Jonathan. "Satellite Catalog". Jonathan's Space Page. Retrieved 10 December 2015.
  5. ↑ McDowell, Jonathan. "Launch List". Launch Vehicle Database. Jonathan's Space Page. Retrieved 10 December 2015.
  6. ↑ "NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2015093". United States Coast Guard. Retrieved 10 December 2015.
This article is issued from Wikipedia - version of the 3/20/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.