The system provides two-way X- and Ka-band communications, as well as Ka-band broadcast services to the US armed forces and other allied forces worldwide, and X-band satellite transfers of data, photos and videos to troops on the battlefield. 0.13W 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. The U.S. Space Forces Space and Space Systems Command (SSC) isresponsible for development, acquisition, fielding, and sustainment ofthe WGS Program. Originally five satellites were planned. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). Jan. 19, 2012 A coverage footprint of 200-400 miles . May 23, 2013 It was launched on a Delta IV Medium+ (5,4) launch vehicle. WGS-2, 60.0 East, WGS-2 satellite RU . These three projects provide NATO with access to the military segments of four national satellite communications systems: SYRACUSE from France, SICRAL from Italy, Skynet from the United Kingdom and WGS from the United States. The Boeing 702 uses advanced technologies in propulsion, power generation and thermal control, and can connect X- and Ka-band users within the coverage field of view via reconfigurable antennas and a digital channeliser. The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. militarys Wideband satellite communications capability. Hover over the logos to learn more about the companies who made this project possible. The WGS-2 satellite, which was designated as USA-204, entered service in August 2009. Credit: Boeing. Additionally, the Satellite Control Network will also use the WGS in a similar manner as the DSCS III constellation is used to route ATM packets through the Defense Information Systems Agency (DISA) "cloud" to establish command and control streams with various satellite constellations. WGS Space Vehicles (SVs) are the Department of Defense's highest capacity communications satellites. In addition, the satellite uses four axial 22-Newton Thrusters and four radial 10-Newton thrusters for smaller orbit adjustments, drifting in Geostationary Orbit and attitude maneuvers. In January 2002, the customer exercised options worth $336.4million authorizing Boeing to build the first two WGS spacecraft and to procure long-lead material for a third satellite. The constellation of WGS satellites increases the communications capabilities of the militaries of the United States, Canada, and Australia by providing additional bandwidth and communications capabilities for tactical command and control, communications, and computers; intelligence, surveillance, and reconnaissance (C4ISR); battle management; and combat support information. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in Iraq and Afghanistan. Official U.S. government information about the Global Positioning System (GPS) and related topics The engine is 0.55 meters long and 0.28 meters in diameter with an unfueled mass of 3.63 kilograms. WGS-4 is an extremely advanced satellite operating at the established X-Band and the high frequency Ka-Band. The orbit data is extracted from the following two-line orbital elements, 1 39222U 13041A 23053.33868934 .00000076 00000-0 00000-0 0 9997 2 39222 0.0131 103.0841 0000182 169.9453 225.6390 1.00270828 33911. WGS is based on Boeings BSS-702HP satellite platform, the high-power configuration of the 702 bus that can support the most powerful communications payloads with state of the art onboard systems including precise pointing capability and the use of flight-proven components and built-in redundancy to ensure the satellite meets its in-orbit lifetime of 15 years. An artists conception of the WGS 11+ satellite. SatBeams - Satellite Coverage Maps and Charts Homepage. Satellite Coverage Maps Satellite Frequencies The following graphs show the coverage of each individual satellite. Find a coordinate system and get position on a map. It gives the CONUS coverage to U.S. Northern Command, Southern Command . Payload commanding and network control is handled by the Army 53rd Signal Battalion headquartered at nearby Peterson Space Force Base, Colorado with subordinate elements A Company at Fort Detrick, Maryland, B Company at Fort Meade, Maryland, C Company at Landstuhl, Germany, D Company at Wahiawa, Hawaii, and E Company at Fort Buckner, Okinawa, Japan. Powered by EPSG database 10.076 The end users of the communication services provided by the WGS are described by the DoD as the terminal segment. In 2019, Boeing received a contract to build an 11th WGS satellite. Once the full constellation of 6 WGS satellites is operational, they will replace the DSCS system. 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The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. 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. 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. This high-capacity satellite communications system is intended to support the warfighter with newer and far greater capabilities than provided by current systems. Responses are due by 3:00 p.m. Eastern on February 6. . The channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. The Jabiru-1 satellite will deliver high-powered Ka-band coverage over the Middle East, Asia and Africa. Last updated: 03 Mar 2023, 19:56 UTC WGS combines a chemical propulsion system in use for the initial climb to Geostationary Orbit with an electrical propulsion system to fulfill stationkeeping tasks and extend the satellites lifetime beyond that of pure liquid-fueled spacecraft. Satellite Dish Pointer with Google Maps. March 18, 2017 Like the DSCS constellation that WGS will replace, spacecraft bus is commanded by the 4th Space Operations Squadron of Schriever Space Force Base, Colorado. The order for long lead items for WGS7 was placed in August 2010. The TT&C system is a technology primarily used to locate and control the satellite from deviating its orbit. Hoping to prod a debate on the Space Force's future, Chief of Space Operations Gen. B. It enables a user to inquire about satellite imagery over any portion of the world by specifying a nominal scene center designated by PATH and ROW numbers. The new satellite was procured under the WGS Block II Follow-On contract which included options for production of up to six WGS satellites. The Block-2 WGS satellites can deliver a data throughput of 6Gbps and the modified Block II satellites achieve 11 Gbps. Background WGS-11 is to be completed by Boeing by 2024 under a US$605 million contract.[20][21]. WGS 5 extended the Wideband Global SATCOM constellation to the Americas for a host of users following launch in May 2013. The Wideband Global SATCOM system (WGS) is a high capacity United States Space Force satellite communications system planned for use in partnership by the United States Department of Defense (DoD), Canadian Department of National Defence (DND) and the Australian Department of Defence. For more information including contact details, General Characteristics 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. WGS The Wideband Global Satcom System is a U.S. satellite constellation providing communications for military operations around the globe, supporting soldiers, ships, and aircraft including unmanned drones used for surveillance and intelligence gathering operations around the globe. WGS provides essential communications services, allowing Combatant Commanders to exert command and control of their tactical forces, from peace time to military operations. The first three WGS satellites are known as the Block I Group of Satellites that were part of the initial deal with Boeing signed in January 2002. London (51.51N; 0.13W), Dominic The result has been today's limited number of large satellites of ever-increasing complexity. Each WGS satellite is digitally channelized and transponded. 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. It provides steerable spotbeams that can reach any position within the satellites field of view between 65 degrees north and south latitude. The satellite operators come under the control segment. WGS1 parameters have been measured for the Narrow Coverage Antenna (NCA) and Area Coverage Antenna (ACA) beams. 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. The primary contractor for the satellites themselves is Boeing Satellite Development Center, which is building them around the Boeing 702HP satellite bus. The new Wideband Gapfiller satellites complement the DSCS III Service Life Enhancement Program (SLEP) and GBS payloads, and offset the eventual decline in DSCS III capability. . [9], The launch of the second satellite, WGS-2 (USA-204), was also conducted by ULA, on 4 April 2009 at 01:31:00 UTC, using an Atlas V 421 launch vehicle. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in . Large swatches of America have little or no coverage. Together these assets will provide wideband services during the transition period between today's systems and the advent of the Objective X/Ka wideband system or Advanced Wideband System (AWS), which has merged with Transformational Communications System (TCS), in 2008-2009. The first three WGS satellites form Block I of the space segment. On this Wikipedia the language links are at the top of the page across from the article title. Boeings team agreed to supply the satellites, spacecraft and payload control equipment under the deal, as well as logistics, training and sustained engineering support. In October 2020, Boeing and the US Space Force completed the first major design review for WGS-11+ communications satellite. SSC Space US has supported launch and early orbit checkout operations for all eight WGS satellites and the Boeing/SSC partnership will continue in the future with the WGS-9 and WGS-10 missions. The Gapfiller System supports continuous 24 hour per day wideband satellite services to tactical users and some fixed infrastructure users. December 22, 2016. Animation Speed. Latitude: The WGS-4 was launched atop the same vehicle and at the same location in January 2012 and was accepted by the US Air Force in April 2012. Block I contains WGS-1, WGS-2 and WGS-3 satellites, while block II satellites include WGS-4, WGS-5 and WGS-6. It is principally designed and developed for the US Department of Defence (DoD). here. Around 500MHz of X-band and 1GHz Ka-band spectrum is allocated to WGS. Each WGS system also has the capacity to supply data transmission rates ten times faster than the DSCS service life enhancement programme (SLEP) satellites. To take advantage of WGS' increased capabilities, STAR-T was upgraded by adding a fourth band (Ka), making it a quad-band terminal. WGS-7 and WGS-8 were launched in July 2015 and December 2016 respectively. The USSF Space Delta 8s 4th Space OperationsSquadron (4 SOPS) manages and controls the on-orbit satellite buses. The next three, WGS satellites 4, 5, and 6, make up Block II. 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. Please make a donation to support Gunter's Space Page. On 3 October 2007, Australia's Department of Defence announced that the country would fund a sixth satellite in the constellation. March 15, 2019 Three satellites operating in X- and Ka-band can be controlled and tracked by a global satellite configuration and control element (GSCCE), using a telemetry tracking and command links (TT&C) system. Each standard WGS satellite offers 4.875 GHz of instantaneous switchable bandwidth corresponding to a capacity of 2.1 to 3.6 Gbps depending on the ground terminals, data rates and modulation profiles that are employed. In addition to providing improvements in X-band capability, WGS satellites also have a new Ka band capability that can be used for both two-way and Global Broadcast Service communications. The versatile reachback capability offered by the STAR-T/WGS combination strongly supports force-projection operations emphasized in both the Army's transformation strategy and Joint Vision 2020. Phase III is an Objective capability planned as part of the Advanced Wideband System (AWS) I FY 2009-Plus. The Wideband Gapfiller Satellites are the DoD's most capable and powerful communication satellite. Dec. 7, 2016 The WGS-2 satellite was positioned over the equator around 60 East longitude (over the Indian Ocean) for use by United States Central Command in Afghanistan, Iraq and other parts of Southwest Asia. The WGS satellites will complement the DSCS III Service Life Enhancement Program (SLEP) and GBS payloads and will offset the eventual decline in DSCS III capability. Satellite information WGS 6 (USA 244) - WGS-6, WIDEBAND GLOBAL SATCOM 6 NORAD ID:39222. 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. The satellites launched into orbit are controlled through four army wideband satellite operations centres (WSOCs) on the ground, using ground equipment hardware and software developed by Boeing, ITT Industries and Raytheon. Boeing successfully launched the WGS-2 into geostationary orbit on the Atlas V in April 2009. These characteristics provide a quantum leap in communications capacity, connectivity and flexibility for U.S. military forces and international partners while seamlessly integrating with current and future X- and Ka-band terminals. 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. Ion thrusters generate thrust by accelerating ions through the use of an electric field and ejecting these ions at extremely high velocity creating thrust force propelling the spacecraft forward. [1] The system is composed of the Space Segment satellites, the Terminal Segment users and the Control Segment operators.[2]. 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. In June 2012, Boeing was selected to upgrade the wideband digital channeliser that offers 90% improvement for satellites WGS-8 and beyond. WGS was initiated to deliver newer and greater capabilities to the warfighter by deploying a constellation of high-throughput satellites to Geostationary Orbit. Slow Medium Fast. . Each satellite of WGS system provides 2.1Gbps to 3.6Gbps of data transmission rates, based on the mix of ground terminals, data rates and modulation schemes employed. [7] Once in their orbits at an altitude of 35,900km (22,300mi), each will weigh approximately 3,400kg (7,500lb). The availability of the launch vehicle and an aggressive integration schedule, less than the normal 24 months, are sources of schedule risk. Longitude: The models are differentiated depending on the specific payload size and weight ranges. WGS users include the military, the White House Communications Agency, the State Department, and international entities in Australia, Canada, Denmark, Luxembourg, New Zealand, the Netherlands, the Czech Republic, and Norway. WGS provides worldwide flexible, high data rate and long haul communications for marines, soldiers, sailors, airmen, the White House Communication Agency, the US State Department, international partners, and other special users. In March 2007 the acronym WGS was changed to Wideband Global Satcom. Air Force Space Command's vision in the mid-to-late WGS timeframe (2015 - 2020) is to leverage the validated wideband product lines such as FAB-T, GMT, and Army WIN-T to support GBS product reception (one-way) and when prioritized and funded, provide reach-back (two-way) of GBS services. [15], WGS-8 (USA-272) was successfully launched by a Delta IV Medium+ (5,4) launch vehicle on 7 December 2016 at 23:52 UTC from SLC-37B at Cape Canaveral Air Force Station in Florida. WGS 1 [Boeing BSS] In early 2001, a satellite communications industry team led by Boeing Satellite Systems was selected to develop the Wideband Gapfiller Satellite ( WGS) system as successors to the DSCS-3 series of communications satellites. The U.S. Department of Defence selected Boeing Space Systems in 2001 for the WGS satellites as a replacement for the Defense Satellite Communications System 3 in operation from the 1980s into the 2000s. In January 2020, the U.S. Army posted a request for information on a Wideband Global Satellite (WGS) Ka-Band Satellite Surrogate. Connectivity: The enhanced connectivity capabilities of WGS enable any user talk to any other user with very efficient use of satellite bandwidth. The Delta IV's Delta Cryogenic Second Stage deployed the satellite as planned on 8 December 2016, at 00:35 UTC. [16][17], WGS-9 (USA-275) was launched on 19 March 2017, at 00:18:00 UTC. The satellite was launched by a Delta IV M+ (5,4) launch vehicle, originally an Atlas V 421 but replaced with WGS-2. The Australian Government provided A$927m ($822.7m) in funding for ground infrastructure of the sixth WGS satellite under a memorandum of understanding (MoU) signed with the DoD in 2007. Oct. 10, 2007 The terminal segment refers to the users of the communication services provided by the WGS system. WGS is designed to enhance and augment heritage communications from the DSCS-3 satellites, delivering Super High Frequency (SHF) wideband communications, and Ka-band Global Broadcast Service (GBS). "[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. Here, the performance of WGS in NA12878, the YH cell line, and the Chinese trios were measured by assessing their . The Global Broadcast Service space segment was implemented in three phases. U.S. Space Force Wideband Global SATCOM launch patches, "Australia Gets Access to Wideband Global SATCOM System", "Environmental Assessment - U.S. Air Force Wideband Gapfiller Satellite Program", "Pre-launch ops keep crews busy at the Cape", "Canada's Participation in the Wideband Global Satellite Communications System", "Boeing Awarded Follow-on Contract for Seventh WGS Satellite. The controlsegment is comprised of theDelta 8 squadrons and globallyplace resources to plan,manage, and control the WGSconstellation. Users of WGS include the U.S., Canada and Australia. The U.S. Air Force Space and Missile Systems Center is harnessing advanced satellite communication technology from the private sector through the Wideband Global SATCOM (WGS) 11+ platform and its Pathfinder effort.The WGS-11+ effort is centered on capabilities that will provide more coverage beams, beam-formed bandwidth and frequency re-use than existing legacy systems, according to a release . Boeing received a $338.7m contract modification to build WGS-10 in July 2012. Space Systems Command announced the milestone Feb. 1. 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.. It provides services to the US Department of Defense and the Ministry of Defense for Canada as well as other Government and Allied users under unstressed conditions. Its coverage area stretches from the West Coast of the United States to Southeast Asia. The spacesegment is a constellationof geo-synchronous militarycommunications satellitesthat leverage cost-effectiveproduction methods to deliverhigh throughput Ka- andX-band Services. Due to its reduced cost and incomparable advantages, WGS is likely to lead to changes in clinical diagnosis of rare and undiagnosed diseases. Harris provides satellite communications ground terminals and terminal and payload interfaces, while ITT Industries supplies communications network and control systems. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. 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 . GBS SBM DECC sites in Oklahoma City OK and Mechanicsberg PA currently service 1500+ GBS RS deployed world-wide at Army, Marine, Navy, Air Force ground sites, shipboard and subsurface platforms and at NORTHCOM-sponsored homeland defense organizations worldwide. [14], On 23 August 2010, Boeing was awarded an Air Force contract worth US$182 million to begin work on the seventh WGS satellite. The longitude is assumed to range from -180 to +180 degrees, and the latitude must be clipped to range from -85. . This will placed greater dependency on Wideband Gapfiller, Global Broadcast System, and leases. Capacity: WGS will offer 4.875 GHz of instantaneous switchable bandwidth. Mapping provided by https://hilltopviews.org.uk. Step 1. WGS-5 and 6 were launched in 2013 followed by WGS 7 in 2015. Red dots are reference stations used within the current network. A total of 19 independent coverage areas that can be used throughout the field of view of each satellite. The combination of the Wideband Gapfiller Satellites, DSCS satellites, GBS payloads, wideband payload and platform control assets, and earth terminals operating with them has been referred to as the Interim Wideband System (IWS). Looking for online definition of WGS or what WGS stands for? Spacecraft platform control and stationkeeping maneuvers as well as orbital planning is accomplished by the 3rd Space Operations Squadron stationed at Shriver Air Force Base. Hybrid Air Vehicles (HAV) is a pioneer and world leader in the design, manufacture and support of innovative lighter-than-air (LTA) aircraft products, known as hybrid air vehicles. There was a continuing need for these users to access the Gapfiller satellites and the two or more DSCS III SLEPs to provide worldwide coverage. WGS 8, launched in 2016, marks the first in the Modified Block II satellites, hosting an upgraded digital channelizer which enables a 90% improvement in available bandwidth compared to previous WGS spacecraft. The revolutionary WGS-11+ satellite will have more coverage beams than the combined existing WGS constellation and will provide Combatant Commanders with twice the mission capability in contested environments. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. The WGS constellation provides broadband communications for the U.S. military and allies. He explained that satellites . Band; ABS-6: 159.0E: C/Ku: Express-AM5: 140.0E: C/Ku: Express-AT2: 139.9E: Ku . Coverage may vary. Regional rivalries and Nato tensions defining Turkeys military space ambitions, End of furlough presents dilemma for UK travel firms, New EU fuel tax can prompt funds for electric and hydrogen aircraft, says GlobalData, How Florida is harnessing the next phase of commercial space investment, Florida strengthens its position as a launch pad for Latin American success, Air France bets on leisure to meet shift in traveller sentiment, JetBlues new transatlantic venture should be successful, but risks remain, Supersonic flights could propel corporate travel to new heights, Autonomous swarms highlight the strategic value of manned-unmanned teaming. Satellite Animation Style. Try reducing the number of spacecraft selected if the map is slow to respond. The narrower spot beams on WGS-11+ are designed to deliver a stronger, more reliable connection, said vice president of Boeing Government Satellite Systems Troy Dawson in the Boeing release. Block II was inaugurated in 2012 with the launch of WGS-4 and features a number of upgrades including a radio frequency bypass capability for optimized services to airborne intelligence, surveillance and reconnaissance platforms (Unmanned Aerial Vehicles) requiring ultra-high bandwidth and data rates. Users of the WGS system include the Australian Defence Force and the US Army ground mobile terminals, the US Navy ships and submarines, and national command authorities for the nuclear forces, in addition to various national security/allied national forces. Operation and usage of the system is broken into 3 segments. The Wideband Gapfiller Satellite System is limited to the Gapfiller satellites and associated control equipment and software that augment currently existing facilities. 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. . The latitude and longitude are assumed to be on the WGS 84 datum. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. Launch of these satellites was completed in Fiscal Year 2000. The Air Force is acquiring the satellite segment under the Federal Acquisition . WGS-10 is the latest part of a constellation of highly-capable communications satellites that serve the armed forces of the United States and its allies. WGS-11+ is expected to include advanced digital payload and operational capabilities that improve on those of its predecessors. The third Space Operations Squadron (SOPS) located at Schriever AFB, Colorado, US, manages bus commanding of the DSCS constellation.
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