22 March 2017
Source: Satellite News
USA-273, also known as SBIRS-GEO 3, is an American military satellite and part of the Space-Based Infrared System.
The SBIRS satellites are a replacement for the Defense Support Program early warning system. They are intended to detect ballistic missile launches, as well as various other events in the infrared spectrum, including nuclear explosions, aircraft flights, space object entries and reentries, wildfires and spacecraft launches.
The satellite was launched on January 20 aboard a United Launch Alliance Atlas V rocket and is the third in a series of Geosynchronous Earth Orbit (GEO) satellites that the US Air Force uses to provide faster and more accurate missile warning data to the nation and its allies. The satellite reached orbit, where it successfully completed deployments of its sun-tracking solar arrays, antenna wing assemblies and light shade.
WATCH a video of the launch
The constellation is operated by the next-generation SBIRS ground station at Buckley Air Force Base, Colorado. GEO Flight 4, the next satellite in the series, will undergo final assembly, integration and test at Lockheed Martin's satellite production facility in Sunnyvale, California, prior to its launch planned for later this year.
The team is also working to modernize the fifth and sixth SBIRS satellites under a no-cost contract modification for the US Air Force. Using a common, modernized A2100 spacecraft bus, the new design allows for a configurable payload module that can incorporate future sensor suites. The design will also save costs on production through a streamlined process, which enables concurrent testing of the satellite bus and payload.
David Sheridan,the Vice President of Lockheed Martin's Overhead Persistent Infrared systems mission area, commented that with the satellite successfully on orbit, the company is now working to ensure GEO Flight 3 continues the outstanding performance trends demonstrated by its predecessors, including better-than-specified sensor pointing accuracy and the ability to detect dimmer targets than expected.
The SBIRS development team is led by the Remote Sensing Systems Directorate at the U.S. Air Force Space and Missile Systems Center, Los Angeles Air Force Base, California. Lockheed Martin Space Systems, Sunnyvale, California, is the SBIRS prime contractor, with Northrop Grumman Aerospace Systems, Azusa, California, as the payload integrator. The 460th Space Wing, Buckley Air Force Base, Colorado, operates the SBIRS system.
Source: Satellite News
USA-273, also known as SBIRS-GEO 3, is an American military satellite and part of the Space-Based Infrared System.
The SBIRS satellites are a replacement for the Defense Support Program early warning system. They are intended to detect ballistic missile launches, as well as various other events in the infrared spectrum, including nuclear explosions, aircraft flights, space object entries and reentries, wildfires and spacecraft launches.
The satellite was launched on January 20 aboard a United Launch Alliance Atlas V rocket and is the third in a series of Geosynchronous Earth Orbit (GEO) satellites that the US Air Force uses to provide faster and more accurate missile warning data to the nation and its allies. The satellite reached orbit, where it successfully completed deployments of its sun-tracking solar arrays, antenna wing assemblies and light shade.
WATCH a video of the launch
Published on Jan 23, 2017
Breaking News - U.S Air Force Deployed Missile Warning Satellite Into Orbit
U.S Air Force launch a third military missile warning satellite into orbit. The Space Base infrared System Geosynchronous Earth Orbit Satellite 3 (SBIRS GEO 3) is deployed to provide four national security mission areas: missile warning, missile defense, technical intelligence and battlespace awareness. A battlespace awareness efforts of U.S. combatant commanders, intelligence organizations and allies globally.
Col. Dennis Bythewood, the director of the Remote Sensing Systems Directorate for the Air Force’s Space and Missile System Center said the Satellite will augment the two existing SBIRS satellite in orbit but it will provide faster and more accurate missile warning to the war fighter. The SBIRS constellation provide better detection of a missiles’ point of origin, as well as better prediction of where the missile might impact. It can also detect dimmer engine burns, helping to track a wider-range of ballistic missiles.
U.S Air Force launch a third military missile warning satellite into orbit. The Space Base infrared System Geosynchronous Earth Orbit Satellite 3 (SBIRS GEO 3) is deployed to provide four national security mission areas: missile warning, missile defense, technical intelligence and battlespace awareness. A battlespace awareness efforts of U.S. combatant commanders, intelligence organizations and allies globally.
Col. Dennis Bythewood, the director of the Remote Sensing Systems Directorate for the Air Force’s Space and Missile System Center said the Satellite will augment the two existing SBIRS satellite in orbit but it will provide faster and more accurate missile warning to the war fighter. The SBIRS constellation provide better detection of a missiles’ point of origin, as well as better prediction of where the missile might impact. It can also detect dimmer engine burns, helping to track a wider-range of ballistic missiles.
The team is also working to modernize the fifth and sixth SBIRS satellites under a no-cost contract modification for the US Air Force. Using a common, modernized A2100 spacecraft bus, the new design allows for a configurable payload module that can incorporate future sensor suites. The design will also save costs on production through a streamlined process, which enables concurrent testing of the satellite bus and payload.
David Sheridan,the Vice President of Lockheed Martin's Overhead Persistent Infrared systems mission area, commented that with the satellite successfully on orbit, the company is now working to ensure GEO Flight 3 continues the outstanding performance trends demonstrated by its predecessors, including better-than-specified sensor pointing accuracy and the ability to detect dimmer targets than expected.
The SBIRS development team is led by the Remote Sensing Systems Directorate at the U.S. Air Force Space and Missile Systems Center, Los Angeles Air Force Base, California. Lockheed Martin Space Systems, Sunnyvale, California, is the SBIRS prime contractor, with Northrop Grumman Aerospace Systems, Azusa, California, as the payload integrator. The 460th Space Wing, Buckley Air Force Base, Colorado, operates the SBIRS system.
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