Atlas V 531

Active

United Launch Alliance (ULA)

Aug. 14, 2010

Description

Atlas V with 5m Fairing, 3 SRB, 1 Centaur upper stage engine.

Specifications
  • Max Stage
    2
  • Length
    60.0 m
  • Diameter
    3.8 m
  • Fairing Diameter
  • Launch Mass
    479.0 T
  • Thrust
  • Apogee (Sub-Orbital)
    40000.0 km
Family
  • Name
    Atlas V 531
  • Family
  • Variant
    531
  • Alias
  • Full Name
    Atlas V 531
Payload Capacity
  • Launch Cost
    $140000000
  • Low Earth Orbit
    15530.0 kg
  • Geostationary Transfer Orbit
    7450.0 kg
  • Direct Geostationary
    3080.0 kg
  • Sun-Synchronous Capacity

United Launch Alliance

Commercial
CEO: Tory Bruno
ULA 2006

United Launch Alliance (ULA) is a joint venture of Lockheed Martin Space Systems and Boeing Defense, Space & Security. ULA was formed in December 2006 by combining the teams at these companies which provide spacecraft launch services to the government of the United States. ULA launches from both coasts of the US. They launch their Atlas V vehicle from LC-41 in Cape Canaveral and LC-3E at Vandeberg. Their Delta IV launches from LC-37 at Cape Canaveral and LC-6 at Vandenberg.

Atlas V 531 | SES-20 & SES-21

United Launch Alliance | United States of America
Cape Canaveral SFS, FL, USA
Oct. 4, 2022, 9:36 p.m.
Status: Launch Successful
Mission:

SES-20 & SES-21 are a pair of C-band communication satellites built by Boeing, using the highly efficient all-electric propulsion BSS-702SP satellite bus. These satellites will enable SES to clear 280MHz of mid-band spectrum for 5G use while seamlessly migrating SES’s existing C-band customers and ensuring the continued delivery of digital television to nearly 120 million American TV homes and other critical data services.

Geostationary Orbit
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Atlas V 531 | NROL-101

United Launch Alliance | United States of America
Cape Canaveral SFS, FL, USA
Nov. 13, 2020, 10:32 p.m.
Status: Launch Successful
Mission:

Classified payload for the U.S. National Reconnaissance Office.

Medium Earth Orbit #NROL101
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Atlas V 531 | AEHF-3 (USA-246)

United Launch Alliance | United States of America
Cape Canaveral SFS, FL, USA
Sept. 18, 2013, 8:10 a.m.
Status: Launch Successful
Mission:

This is the third satellite in the Advanced Extremely High Frequency (AEHF) system, which is a series of communications satellites operated by the United States Air Force Space Command. It provides global, survivable, protected communications capabilities for strategic command and tactical warfighters operating on ground, sea and air platforms.

Geostationary Transfer Orbit
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Atlas V 531 | AEHF-2 (USA-235)

United Launch Alliance | United States of America
Cape Canaveral SFS, FL, USA
May 4, 2012, 6:42 p.m.
Status: Launch Successful
Mission:

This is the first satellite of the Advanced Extremely High Frequency (AEHF) system, which is a series of communications satellites operated by the United States Air Force Space Command. It provides global, survivable, protected communications capabilities for strategic command and tactical warfighters operating on ground, sea and air platforms.

Geostationary Transfer Orbit
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Atlas V 531 | AEHF-1 (USA-214)

United Launch Alliance | United States of America
Cape Canaveral SFS, FL, USA
Aug. 14, 2010, 11:07 a.m.
Status: Launch Successful
Unknown Mission

There are no mission or payload details available for this launch.


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Long March 11
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Falcon 9
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