USA-215 explained

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USA-215
Names List:NRO Launch 41
NROL-41
Gladys
Mission Type:Imaging radar
Operator:National Reconnaissance Office (NRO)
Cospar Id:2010-046A
Satcat:37162
Spacecraft Type:FIA Radar
Manufacturer:Lockheed Martin
Launch Date:21 September 2010,
04:03:30 UTC
Launch Rocket:Atlas V 501 s/n AV-025
Launch Site:Vandenberg, SLC-3E
Launch Contractor:United Launch Alliance (ULA)
Orbit Reference:Geocentric orbit
Orbit Regime:Low Earth orbit (retrograde)
Orbit Inclination:122.99°
Orbit Period:107.35 minutes
Apsis:gee

USA-215, also known as NRO Launch 41 or NROL-41, is an American reconnaissance satellite, operated by the National Reconnaissance Office (NRO). Launched in 2010, it has been identified as the first in a new series of imaging radar satellites, developed as part of the Future Imagery Architecture (FIA) programme,[1] to replace the earlier Lacrosse spacecraft.

Launch

USA-215 was launched by an Atlas V launch vehicle, flying in the 501 configuration, operated by United Launch Alliance (ULA). The rocket was launched from Space Launch Complex 3E at the Vandenberg Air Force Base, at 04:03:30 UTC on 21 September 2010.[2] It was identified as NRO Launch 41, and was the twenty-third flight of an Atlas V; the vehicle had the tail number AV-025, and was named Gladys.[3]

Mission

The satellite's orbit and mission are officially classified; however, it has been located by amateur observers in a retrograde low Earth orbit. As of 14 February 2021, it was in an orbit with a perigee of, an apogee of and 122.99° of orbital inclination.[4]

Notes and References

  1. Web site: Topaz 1, 2, 3, 4, 5 (FIA-Radar 1, 2, 3, 4, 5). Gunter. Krebs. Gunter's Space Page. 11 December 2020. 10 March 2021.
  2. Web site: Atlas Launch Report - Mission Status Center. Justin. Ray. Spaceflight Now. 21 September 2010. 10 March 2021.
  3. Web site: NROL launches. Gunter. Krebs. Gunter's Space Page. 21 December 2020. 10 March 2021.
  4. Web site: USA 215 - Orbit. Heavens Above. 14 February 2021. 10 March 2021.