As the backbone of the U.S. military's global satellite communications, WGS provides flexible, high-capacity communications for the Nation's warfighters through procurement and operation of the satellite constellation and the associated control systems. The system provides tremendous operational flexibility and delivers the needed capacity, coverage, connectivity and control in support of demanding operational scenarios. He explained that satellites . The Worldwide Reference System | Landsat Science - NASA In June 2012, Boeing was selected to upgrade the wideband digital channeliser that offers 90% improvement for satellites WGS-8 and beyond. Satellite Coverage Maps - Spacecom - Global Communication - Amos The US Air Force subsequently exercised its option for two more satellites, WGS-8 and WGS-9, under a $673m contract in January 2012. WGS 6 (USA 244) - Orbit. WGS hosts a powerful communications payload for secure and fault-proof communications. July 23, 2015 The WGS Fleet is controlled by four Army Wideband Satellite Operation Centers that receive telemetry and send commands to up to three satellites per center. WGS-4 Military Communications Satellite Launch WGS84 - GIS Wiki | The GIS Encyclopedia WGS was initiated to deliver newer and greater capabilities to the warfighter by deploying a constellation of high-throughput satellites to Geostationary Orbit. Operational and logistics support and training are also included in the program. The final contract for this satellite was awarded in September 2011, together with long lead items for WGS8 and an option for WGS9. A team led by Boeing Integrated Defence Systems was awarded a contract to develop the WGS system in 2001. Required power varies between 1,300 and 4,500 Watts achieving a thrust of up to 165 Millinewtons and a specific impulse of 3,500 seconds. The latitude and longitude are assumed to be on the WGS 84 datum. On April 19, 2019 Boeing Co., El Segundo, California, was awarded a not-to-exceed $605,000,000 firm-fixed-price modification (P00109) to previously awarded contract FA8808-10-C-0001 for the production of the Wideband Global Satellite Communication Space Vehicle 11. Follow; Twitter; Facebook; GitHub; Flickr; YouTube; Instagram With an initial launch scheduled for mid-2004 aboard an Air Force Evolved Expendable Launch Vehicle, WGS will provide early transformational capabilities supporting government objectives for a Transformational Communications Architecture in 2009 and beyond. Subsequently, the S.O.S./911 coverage for the device only applies to areas shown above. XIPS, the Xenon Ion Propulsion System, has flown on numerous spacecraft and is ten times more efficient than the conventional chemical propulsion systems, the only disadvantage being the low thrust that can be achieved with the system leading to a longer time frame needed between launch and Beginning of Service. Address: 12219 MacDonald Dr, Ojai, CA 93023 Use Our Contact Form; Office: + 1-805-649-1384 Fax: + 1-805-500-4328 The R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. Satellite Dish Pointer with Google Maps | Satcom Resources Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. Like the DSCS constellation that WGS will replace, spacecraft bus is commanded by the 4th Space Operations Squadron of Schriever Space Force Base, Colorado. Background Block I contains WGS-1, WGS-2 and WGS-3 satellites, while block II satellites include WGS-4, WGS-5 and WGS-6. WGS - Transformational Wideband Communication Capabilities for the Warfighter, US Air Force (USAF) US Space Force (USSF), Cross-band (X-band, Global Broadcast, 2-way Ka-band) payload. This year, resiliency is baked into all the conversations, said assistant secretary of Defense for space policy John, The Space Force and the Pentagon have put considerable effort into making proliferating satellite constellations to make them more resilient against attack, but the ground stations and networks that communicate with those satellites pose a backdoor risk through which adversaries could potentially attack space capability, said Chief of Space Operations, The Space Force must transition from delivering behind-the-scenes support to playing a more active role in which space capabilities are continuously tested and contestedand it must do so in as short a time as possible, said Chief of Space Operations Gen. B. London (51.51N; 0.13W), Dominic So far there are 10 WGS satellites - launched from 2007 to 2019 - with the US military boasting in 2007 that the new WGS satellite would deliver 10 times the bandwidth of the entire DSCS . At the time the program passed its preliminary design review in October 2020, contractor Boeing said delivery was on track for 2024. Each WGS system also has the capacity to supply data transmission rates ten times faster than the DSCS service life enhancement programme (SLEP) satellites. The 53rd Space Operations Squadron (53 SOPS) utilizes five WidebandSATCOM Operation Centers to globally manage and control the WGScommunications payloads. Frequency of satellite TV, satellite TV channels, satellite TV set without a problem . It was launched on a Delta IV Medium+ (5,4) launch vehicle. A statement said WGS-11+ will have more communications flexibility than the entire existing WGS constellationreferring to the new satellites numerous coverage beamswith twice the mission capability in contested environments.. . The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. Boeing received in July 2012 an contract to install upgraded digital channelizers, which will boost capacity on the satellites by 30percent, aboard the eighth and ninth WGS satellites. . Website designed by Last updated: 03 Mar 2023, 19:56 UTC Wideband Global SATCOM Satellite > Air Force > Fact Sheet Display Both the X- and Ka-bands are interconnected through a digital channeliser and provide better connectivity in WGS. A digital channelizer divides the uplink bandwidth into nearly 1900 independently routable 2.6MHz subchannels providing any-coverage-to-any-coverage connectivity (including X-to-Ka and Ka-tocrossbanding) for maximum operational flexibility. AMOS-3 | 4W ; AMOS-7 | 4W ; AMOS-17 | 17E ; AMOS-4 | 65E ; Choose Area: Europe Ku-band ; Middle East Ku-band ; North America Ku-band ; Ukraine Ku-band ; Choose Area: Southern Africa Ku band ; Middle East Ku band ; CEE Ku band ; RURAL CONNECTIVITY: Federal Funding Promises Widespread Broadband Coverage Delta 4 assigned to deliver military satellite into orbit Office of the Secretary of Defense issued a Program Decision Memorandum on August 22, 2000, supplementing WGS If you continue to use this site we will assume that you are happy with it. Effectively, each WGS satellite can supply more than ten times the capacity of a DSCS- 3 satellite. Device must be registered on the network in order to place S.O.S./911 call. Satellite Coverage Maps - OmniSTAR The WGS consists of two segments. The channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. Gapfiller provides an increase in access for both transportable/mobile and fixed users. WGS system provides 4.875GHz instantaneous switchable bandwidth. Boeing added extra solar panels to their original design, which added weight and changed the class of EELV. April 4, 2009 The exercise was intended to demonstrate that the U.S. can rapidly deploy massive firepower to the region even as it shifts its focus away, Senior U.S. military space and intelligence leaders drove home a clear and consistent message at a gathering of space industry and government officials Jan. 24: The Department of the Air Force and the intelligence community must move from a bloated, complicated acquisition process to one in which space systems can, The U.S. and Israel kicked off a massive combined weeklong military exercise Jan. 23, the largest since Israel was moved to U.S. Central Commands area of responsibility in 2021. In its newest announcement, Space Systems Command said the program maintains an aggressive five-year schedule poised to deliver six months faster than legacy WGS satellites., The Defense Department started placing WGS satellites in orbit in 2007. Ford. Satellite Animation Duration. The 2001 Defense Appropriations Act, signed on August 9, 2000, limited funding to two satellites. WGS8 was awarded in December 2011. Both satellites were launched from Space Launch Complex 41 of Cape Canaveral Air Force Base (AFB), Florida, US. Credit: Boeing. The WGS satellite delivers 19 independent coverage areas divided in eight steerable/shapeable X-Band beams delivered by separate transmit and receive arrays, ten steerable Ka-Band beams provided by ten independently steerable dish antennas and one X-Band Earth Coverage beam. Satellite Coverage Maps Satellite Frequencies The following graphs show the coverage of each individual satellite. WGS systems feature digitally channelised transponder satellites that provide communication capacity, connectivity and flexibility to the US military forces. The availability of the launch vehicle and an aggressive integration schedule, less than the normal 24 months, are sources of schedule risk. The WGS satellites make use of modern satellite communications systems such as phased array antennas and digital signal processing technology to create a powerful architecture with a high degree of flexibility. WGS1 parameters have been measured for the Narrow Coverage Antenna (NCA) and Area Coverage Antenna (ACA) beams. KVH - New Zealand Coverage: Optus D1 - 160E WGS-11+ is expected to include advanced digital payload and operational capabilities that improve on those of its predecessors. Capacity: WGS will offer 4.875GHz of instantaneous switchable bandwidth. WGS provides two-way X-band and Ka-band communications as well as Ka-band broadcast services to US Armed Forces and other agencies worldwide. Advancing Military SATCOM Through WGS 11+ - SIGNAL Magazine WGS-6, WIDEBAND GLOBAL SATCOM 6 - ISS Tracker Hover over the logos to learn more about the companies who made this project possible. }, Page last modified: Each individual beam is shapeable and can be uniquely tailored to each situation. The WGS system provides essential wideband global communicationsservices allowing Combatant Commanders to exert command and controlof their tactical forces, from peace time to military operations. "[4] WGS operations are currently run by the 4th Space Operations Squadron, out of Schriever Space Force Base, as well as the 53rd Space Operations Squadron. The first WGS satellite was launched in 2007, with capability steadily improved such that WGS-10 can deliver download speeds of up to 11 gigabits per second. EN . Based on the Boeing BSS-702 bus, the satellite will have a dry mass of more than 3,000kg and will produce more than 11kilowatts of power at the end of its 14-year design life. If the WGS Program did not go forward, DoD satellite communication capabilities would be at risk and would not be adequate to meet DoD's future and increasing communication requirements. Harris provides satellite communications ground terminals and terminal and payload interfaces, while ITT Industries supplies communications network and control systems. DoD wideband satellite communication services are currently provided by a combination of the existing Defense Satellite Communications System (DSCS) and Global Broadcast Service (GBS) satellites. RD-4 engines were built by Kasier Marquardt. March 18, 2017 The Army relies on Ka and Ku band satellite communications (SATCOM) for beyond line of sight (BLOS) communications between Division, Brigade, Battalion, and Company echelons. HX System (for mobiles and airborne/maritime communications) of Hughes Network Systems was granted Wideband Global SATCOM (WGS) certification by the US Strategic Command in November 2010. Follow the company to be always up to date with this company. One of the emerging applications is SATCOM-ON-The-Move which is now being extensively used on the military tactical vehicles for Blue Force Tracking and C3 missions. The IWS System supports continuous 24-hour-per-day wideband satellite services to tactical users and some fixed infrastructure users. WGS-3 (USA-211) was launched on 6 December 2009, at 01:47:00 UTC, covers the Atlantic Ocean. This high-capacity satellite communications system is intended to support the warfighter with newer and far greater capabilities than provided by current systems. Due to the early loss of a MILSTAR satellite, DOD committed to the purchase of 4 AEHF satellites plus one spare. The terminal segment refers to the users of the communication services provided by the WGS system. map shows the quantized color-coded availability from each satellite's field of view based on the optimized data rate for the reference link which operates in a relatively benign propagation environment. The system will provide capacity ranging from 2.1Gbps to more than 3.6Gbps to tactical users, depending on the mix of ground terminals, data rates and modulation schemes employed. 30 20 10 547.5 547.6 547.7 Altitude history of Norad ID 48119 days past altitude (km) Boeing will build the WGS-11+ satellite at its facility in El Segundo, California, US. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. U.S. officials told Air & Space Forces Magazine the exercise, dubbed Juniper Oak, was notable in both size and scope. The XIPS-25 system used by the 702SP spacecraft consists of a central Xenon tank and four 25-centimeter ion thrusters. The original RD-4 was developed as an attitude control thruster for the Apollo Service and Lunar Lander modules. The WGS-1 satellite operates over the Pacific region. It is positioned over the Eastern Atlantic at an orbital slot of 12> West longitude to operate in the Atlantic region. 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Knowledge Hub - Ground Control Power is stored in dual Lithium-Ion batteries and dedicated avionics regulate the main power bus of the spacecraft to provide power to all subsystems of the satellite bus and the communications payload. Slow Medium Fast. The WGS constellation represents the primary communications system for the Department of Defence operated alongside the specialized AEHF operated by the Air Force and the Navys MUOS mobile communications system. Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. military's Wideband satellite communications capability. Satellite coverage spans great distances A satellite can directly connect points separated by 1000's of miles A satellite can broadcast to 1000's of . Wideband Global SATCOM Satellite - United States Space Force It's like going from dial-up . The push to create a new Space National Guard got a major boost last week as a bipartisan team of Senators offered new legislationeven as the Pentagon works to craft details on a competing plan. Users include the Australian Defence Force and U.S. Army ground mobile terminals, U.S. Navy ships and submarines, national command authorities for the nuclear forces, and various national security/allied national forces. Its 7.6 GHz of "new" capacity will meet the large bandwidth demands from government, energy and carrier-grade telecommunications markets in these growth regions. It gives the CONUS coverage to U.S. Northern Command, Southern Command . Our privacy policy is WGS offers 4.875 GHz of instantaneous switchable bandwidth, thus each WGS can supply more than 10 times the capacity of a DSCS III Service Life Enhancement Program (SLEP) satellite. Find a coordinate system and get position on a map. Under Block II, Boeing added a radio frequency bypass capability designed to support airborne intelligence, surveillance and reconnaissance platforms requiring ultra-high bandwidth and data rates demanded by unmanned aerial vehicles. Longitude: The upgraded hardware also will be installed on the planned 10th WGS satellite. Earth Observation - Spaceflight101 Each WGS satellite has a launch mass of around 5,987 Kilograms and is based on Boeings BSS-702HP satellite platform. Southwest Asia Coverage: NSS11 - 108E Southeast Asia Coverage: Palapa D - 113E Southeast Asia Coverage: JCSAT 4B - 124E Thailand Coverage: Thaicom 5 - 78.5E Europe & Middle East Latin & South America North America Tri-Americas New Zealand Coverage: Optus D1 - 160E Satellite TV Services in this region include: Sky TV: www.skytv.co.nz Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings. The number of spacecraft shown below has been reduced to, Location: WGS-4 is an extremely advanced satellite operating at the established X-Band and the high frequency Ka-Band. Mapping provided by https://hilltopviews.org.uk. MILSATCOM Joint Program Office is integrating the WGS and GBS space and ground segments. (PDF) Ground Mobile WGS Satcom for Disadvantaged Terminals - ResearchGate Read more Re-Entry: Columbia Sat (QB50) March 8, 2018 WGS will offer 4.875GHz of instantaneous switchable bandwidth, thus each WGS can supply more than 10 times the capacity of a DSCS III Service Life Enhancement Program (SLEP) satellite. WGS phased arrays support next generation DoD SATCOM capability The DoD wideband satellite communications system consists of multiple types of military satellites, control facilities, and user terminals that comprise three distinct segments: (1) the User Terminal Segment, (2) the Space Segment, which consist of three Gapfiller Satellites in geo-synchronous orbit, each providing a two way X-band, a new two way military Ka-band, and broadcast Ka-band services, and (3) the Control Segment.