Website designed by Fast Smooth. The result has been today's limited number of large satellites of ever-increasing complexity. General Characteristics The WGS system is a constellation of highly capable military communications satellites that leverage cost-effective methods and technological advances in the communications satellite industry. Animation Speed. Step 1. Timezone: 51.51N WGS was initiated to deliver newer and greater capabilities to the warfighter by deploying a constellation of high-throughput satellites to Geostationary Orbit. This enables increased mission flexibility and . 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. It uses phased array, shaped beam, steerable spotbeams to provide coverage to support coalition forces anywhere on the globe. U.S. officials told Air & Space Forces Magazine the exercise, dubbed Juniper Oak, was notable in both size and scope. Block II satellites feature a radio frequency bypass capability, which is designed to support airborne intelligence, surveillance and reconnaissance platforms that require ultra-high bandwidth, as well as the data rates demanded by unmanned aerial vehicles. Night mode. WGS-5 and 6 were launched in 2013 followed by WGS 7 in 2015. [8], WGS-7 (USA-263) was successfully launched by a Delta IV Medium+ (5,4) launch vehicle, with lift-off taking place from Space Launch Complex 37B (SLC-37B) in Florida on 24 July 2015, at 00:57 UTC. After launch, the WGS-1 satellite was given the U.S. military designation USA-195. Frequency of satellite TV, satellite TV channels, satellite TV set without a problem . Logicon provides communications software and SAIC extends engineering and communications architectures. Longitude: 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. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. WGS Up-loadable stored-program switching Digital signal processing used to route traffic of varying bandwidths Limited protected services are provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. 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. WGS-2, 60.0 East, WGS-2 satellite RU . It is positioned over the Eastern Atlantic at an orbital slot of 12> West longitude to operate in the Atlantic region. It was followed by the launch of the WGS-5 in May 2013 and that of the WGS-6 in August 2013. WGS-3 (USA-211) was launched on 6 December 2009, at 01:47:00 UTC, covers the Atlantic Ocean. The very first Wideband Gapfiller in orbit will provide greater capability and bandwidth than all the DSCS satellites combined. 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. Each WGS satellite is digitally channelized and transponded. Just one WGS satellite provides more SATCOM capacity than the entire legacy Defense Satellite Communications System (DSCS) constellation. 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. WGS satellites are a follow-on to the current Defense Satellite Communications System satellites, but they offer a tenfold capability improvement in available bandwidth. The program has been delayed to a first launch in 2007. Operation and usage of the WGS System is divided into three segments the Space Segment with the Satellites, the Control Segment which operates the satellites, and the Terminal Segment which corresponds to user terminals on the ground. Each WGS system also has the capacity to supply data transmission rates ten times faster than the DSCS service life enhancement programme (SLEP) satellites. Here, the performance of WGS in NA12878, the YH cell line, and the Chinese trios were measured by assessing their . The two deployable solar arrays each have five wings that are covered with ultra triple-junction gallium-arsenide solar cells which deliver an end-of-life power of at least 11 Kilowatts. The satellite operators in charge of commanding and monitoring the satellite's bus and payload systems as well as managing the network operating over the satellite are the control segment. Dominic Its coverage area stretches from the West Coast of the United States to Southeast Asia. To watch Daystar internationally, please explore the satellites above that best fit your region, then find corresponding information about your satellite below: Satellites The WGS-3 satellite was delivered to Cape Canaveral Air Force Station on 28 September 2009 and successfully launched in December 2009 on a ULA Delta IV vehicle from Space Launch Complex 41. How to get and share the Google Maps Satellite view of any place on earth: Enter the address or the GPS coordinates of the target location Click on the "Google Map Satellite" button Simply copy and paste the dynamically updated page's URL to share the resulting view Address Google Maps Satellite DD (decimal degrees)* Latitude Longitude The U.S. Space Forces Space and Space Systems Command (SSC) isresponsible for development, acquisition, fielding, and sustainment ofthe WGS Program. This modification brings the total cumulative face value of the contract to $2,495,519,867. WGS 11, which is slated for delivery from prime contractor Boeing in 2023, will provide more coverage beams and more beam formed bandwidth . Satellite Animation Duration. WGS systems enhance the DoDs communication services provided by the defence satellite communications system (DSCS) satellites and the global broadcast system (GBS) operating at an ultra-high frequency (UHF). The next satellite in the Air Force's Wideband Global SATCOM family of satellites will be able to deliver twice the capability of the entire constellation to war fighters thanks to commercial technology. Coverage: The WGS design includes 19 independent coverage areas that can be used throughout the field of view of each satellite to serve warfighters between 65 North and South latitude. INPE Image Catalog is a go-to source of free satellite imagery maps of South and Central America, and Africa only. On this Wikipedia the language links are at the top of the page across from the article title. 3 hours 6 hours 12 hours 24 hours. 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. Ford. GMT, Light 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. Primary function:High-capacity military communications satellite Boeing received a $338.7m contract modification to build WGS-10 in July 2012. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. Coverage may vary. [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 WGS-1 satellite operates over the Pacific region. SpaceX is developing a low latency, broadband internet system to meet the needs of consumers across the globe. WGS will augment DoD communications services currently provided by the Defense Satellite Communications System (DSCS), which provides Super High Frequency (SHF) wideband communications, and by the Ka-band Global Broadcast Service (GBS), which uses direct broadcast satellite technology to provide critical information to U.S. and allied forces. 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 . The WGS system iscomposed of three principalsegments: Space Segment(satellites), Control Segment(operators) and TerminalSegment (users). . WGS provides worldwide, flexible, high-capacity communications for US Government Agencies, Department of Defense (DOD), multiple International Partners and the North Atlantic Treaty Organization (NATO). This includes eight steerable/shapeable X-band beams formed by separate transmit and receive phased arrays; 10 steerable Ka-band beams served by independently steerable, diplexed gimbaled dish antennas, including three with selectable polarization; and one X-band Earth coverage beam. click here. Boeing and the U.S. Air Force MILSATCOM Systems Wing have signed in October 2006 a $1.067billion contract for up to three more Wideband Gapfiller Satellites (WGS), if all options are exercised. It gives the CONUS coverage to U.S. Northern Command, Southern Command . The satellite was partially-funded by allied nations, including Canada, Denmark, the Netherlands, Luxembourg, New Zealand and the United States, for military access to the entire WGS constellation.[18]. 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 ; Regulation Part 12 rules for commercial item acquisition. The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). 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. The Gapfiller satellites serve as the means to continue and increase the capability of wideband services until the introduction of the Objective or Advanced Wideband System. The second satellite, WGS-2 was launched into geostationary orbit on the Atlas V in April 2009. It's like going from dial-up . WGS combines unique commercial spacecraft capabilities that Boeing has developed, including phased array antennas and digital signal processing technology, into a powerful, flexible architecture. The R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. Boeing illustration. The Delta IV's Delta Cryogenic Second Stage deployed the satellite as planned on 8 December 2016, at 00:35 UTC. WGS-7, a "Block-II Follow On" was launched on July 23, 2015", "Delta 4 assigned to deliver military satellite into orbit", "Atlas 5 rocket successfully launches military satellite", "Airmen help launch satellite into orbit", "ULA Delta IV successfully lofts WGS-5 satellite", "United Launch Alliance Successfully Launches Second Wideband Global SATCOM Mission for U.S. Air Force in Less Than Three Months", "Seventh satellite in Air Force's WGS series launched", "US Air Force Launches Advanced Military Communications Satellite", "Wideband Global SATCOM and its Integration into the Royal Canadian Navy", Sean Kimmons, Army News Service (18 March 2019) Satellite launch enhances comms for Army missions, "Boeing receives US$605 million Air Force contract for WGS-11 communications satellite", https://en.wikipedia.org/w/index.php?title=Wideband_Global_SATCOM&oldid=1123565018, Proposed telecommunications infrastructure, Military space program of the United States, Equipment of the United States Space Force, Military equipment introduced in the 2000s, All Wikipedia articles written in American English, Creative Commons Attribution-ShareAlike License 3.0, This page was last edited on 24 November 2022, at 12:01. 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. Just one WGS satellite has the same capacity as the whole DSCS system combined! Atlas V is equipped with 4m-diameter payload fairing, two solid rocket motors and a single-engine Centaur upper stage, attached to a single common core booster (CCB) powered by an RD-180 engine. The SATCOM Office provide SATCOM SystemExpert (SSE) support and functions to USSPACECOM and utilizes fourRegional SATCOM Support Centers (RSSCs) to provide global planning andoperational support to the various WGS user communities The ground segment is a critical part of the end-to-end science data return, and it includes all the ground-based elements that are used to collect and disseminate information from the satellite to the user (figure 11.1). [1] The system is composed of the Space Segment satellites, the Terminal Segment users and the Control Segment operators.[2]. Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings. The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. The satellite was carried by an Atlas V 421 launch vehicle lifting off from SLC-41 at Cape Canaveral Air Force Station (CCAFS). 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. Operation and usage of the system is broken into 3 segments. WGS-9, set for liftoff in March 2017, represents the international contribution to the program with funding for the satellite provided by Canada, Denmark, the Netherlands, Luxembourg and New Zealand in exchange for access to bandwidth from the entire global constellation. 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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. 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. In return, the Australian Defence Ministry was given access to the data sent by the sixth satellite, which was developed to increase the bandwidth capacity of US forces. 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. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth - offering downlink speeds of up to 11 gigabits per second . 1 priority in 2022, with proliferated constellations of satellites a focus of this program to ensure systems remain operable even if some elements are lost. [7] Once in their orbits at an altitude of 35,900km (22,300mi), each will weigh approximately 3,400kg (7,500lb). 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. On 3 October 2007, Australia's Department of Defence announced that the country would fund a sixth satellite in the constellation. Payload commanding and network control are managed by the army's 53rd Signal Battalion at Peterson AFB, Colorado, with subordinate elements at seven locations. WGS-7 and WGS-8 were launched in July 2015 and December 2016 respectively. SATCOM Services. It provides steerable spotbeams that can reach any position within the satellites field of view between 65 degrees north and south latitude. The Option for WGS4 and 5 was exercised in November 2006. This will placed greater dependency on Wideband Gapfiller, Global Broadcast System, and leases. The Defense Department started placing WGS satellites in orbit in 2007. Our privacy policy is These satellites are called WGS Block-2 Follow-On. A description published by the Air Force calls the constellation "the backbone of the U.S. military's satellite communications" adding the satellites themselves are its "highest capacity communications satellites." 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. . 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. Once the full constellation of 6 WGS satellites is operational, they will replace the DSCS system. First launch is projected for 2QFY05 with the second and third Satellite Coverage Maps . [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 Wideband Global SATCOM-8 (WGS-8) Satellite was successfully launched December 7, 2016, aboard the Delta IV launch vehicle from Cape Canaveral Air Force Station's SLC-37B pad. The first three WGS satellites form Block I of the space segment. Each WGS satellite provides service in both the X and Ka frequency bands, with the unprecedented ability to cross-band between the two frequencies onboard the satellite. WGS 6 (USA 244) - Orbit. Boeing successfully launched the WGS-2 into geostationary orbit on the Atlas V in April 2009. Each WGS satellite has a launch mass of around 5,987 Kilograms and is based on Boeings BSS-702HP satellite platform. Large swatches of America have little or no coverage. The WGS satellites were built on a Boeing 702 spacecraft with 13kW of power and flexible coverage areas. The availability of the launch vehicle and an aggressive integration schedule, less than the normal 24 months, are sources of schedule risk. Telemetry and command links are available via X- and Ka-Band. 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. MILSATCOM Joint Program Office is integrating the WGS and GBS space and ground segments. WGS systems comprise three main segments, which are space, terminal and control. The first launch was on Delta and the second on Atlas. Block I contains WGS-1, WGS-2 and WGS-3 satellites, while block II satellites include WGS-4, WGS-5 and WGS-6. These characteristics provide a quantum leap in communications capacity, connectivity and flexibility for U.S. military forces and. II. WGS-4 is an extremely advanced satellite operating at the established X-Band and the high frequency Ka-Band. The 53rd Space Operations Squadron (53 SOPS) utilizes five WidebandSATCOM Operation Centers to globally manage and control the WGScommunications payloads. If you continue to use this site we will assume that you are happy with it. Thus, each WGS can supply more than 10times the capacity of a DSCS-3 Service Life Enhancement Program (SLEP) satellite. Chance Saltzman in a weekend address to Air, The recently-concluded Juniper Oak, an all domain exercise carried out from Jan. 23-26, was the largest U.S.-Israel partnered exercise in history, according to U.S. Central Command. The breakage of uplink bandwidth into approximately 1,900 independently routable 2.6MHz subchannels by a digital channeliser has increased the connectivity between uplink and downlink coverage areas. 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. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). In June 2012, Boeing was selected to upgrade the wideband digital channeliser that offers 90% improvement for satellites WGS-8 and beyond. 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. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth offering downlink speeds of up to 11gigabits per second. 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 models are differentiated depending on the specific payload size and weight ranges. Dec. 5, 2009 Slow Medium Fast. S.O.S./911 coverage for the device only applies to areas shown above. Delta IV is an orbital launch vehicle equipped with 5m-diameter payload fairing and three CCBs, which are powered by a Rocketdyne RS-68 engine. WGS can tailor coverage in near-real time and connect X-Band and Ka-Band Users anywhere within the field of view. The WGS-2 satellite was designated as USA-204, and entered service in August 2009. 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. It was launched on a Delta IV Medium+ (5,4) launch vehicle. The engine provides a specific impulse of 312s, has a thrust to weight ratio of 13.7 and operates at a chamber pressure of 6.9 bar. WGS . We use own cookies to provide you the best experience on our website as well as third party cookies that may track your use of Satbeams and show you relevant advertising. The 2001 Defense Appropriations Act, signed on August 9, 2000, limited funding to two satellites. Read more Re-Entry: Columbia Sat (QB50) March 8, 2018 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. Aug. 7, 2013 The digital channeliser also offers multicast and broadcast services to support the network protocol. Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. In addition, the channelizer supports multicast and broadcast services and provides an extremely effective and flexible uplink spectrum monitoring capability for network 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. The WGS consists of two segments. An artists conception of the WGS 11+ satellite. 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. Gapfiller provides an increase in access for both transportable/mobile and fixed users. Last updated: 03 Mar 2023, 19:56 UTC 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. Office of the Secretary of Defense issued a Program Decision Memorandum on August 22, 2000, supplementing WGS Red dots are reference stations used within the current network. As of the latest revision, the WGS 84 datum surface is a pole-flattened ( oblate) spheroid, with major ( transverse) radius a = 6,378,137 m at the equator, and minor ( conjugate) radius b = 6,356,752.314 245 m at the poles (a flattening of 21.384 685 755 km, or 1/298.257 223 563 0.335% in relative terms). The Wideband Gapfiller Satellites are the DoD's most capable and powerful communication satellite. Launches 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. launches following at approximately six-month intervals. Boeing will build the WGS-11+ satellite at its facility in El Segundo, California, US. WGS-4 (USA-233), the first satellite of the Block II, was launched by United Launch Alliance (ULA) from SLC-37B at the Cape Canaveral Air Force Station (CCAFS) by a Delta IV M+ (5,4) on 20 January 2012, at 00:38:00 UTC. Latitude: We deliver secure, resilient connectivity services and solutions to our military and allies that give them the information dominance they need to bring warfighters home safe. Although ion thrusters deliver a very low thrust, they are extremely efficient and consume only a very small amount of propellant. When deployed, the satellites solar arrays give the spacecraft a span of 41 meters. . 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 Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. Like the DSCS constellation that WGS will replace, spacecraft bus is commanded by the 4th Space Operations Squadron of Schriever Space Force Base, Colorado. One of the NATO systems using satellite communications from NSS6G is the Alliance Ground Surveillance (AGS) system. directed the acquisition of two additional WGS satellites. The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). The Global Broadcast Service space segment was implemented in three phases. The channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. Coverage Maps. The first satellite was scheduled to launch in early 2004, with the second one to follow in 2005, both aboard a U.S. Air Force Evolved Expendable Launch Vehicle. 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. Official U.S. government information about the Global Positioning System (GPS) and related topics A team led by Boeing Integrated Defence Systems was awarded a contract to develop the WGS system in 2001. The third Space Operations Squadron (SOPS) located at Schriever AFB, Colorado, US, manages bus commanding of the DSCS constellation. Giles T., Peake M. and Rice M., "Pilot Symbol Distributions for Satellite Burst Waveforms", Proceedings of the AIAA International Communications Satellite Systems Conference ICSSC-2005, Rome .