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Phase III is an Objective capability planned as part of the Advanced Wideband System (AWS) I FY 2009-Plus. Hover over the logos to learn more about the companies who made this project possible. 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. Even though Bing Maps uses a spherical projection, it's important to convert all geographic coordinates into a common datum, and WGS 84 was chosen to be that datum. The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in Iraq and Afghanistan. Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings. Sustainable aviation fuel (SAF): the future fuel of aircraft? Step 2. About Contact Widget Social Media Facebook Twitter Instagram . Each individual beam is shapeable and can be uniquely tailored to each situation. WGS provides essential communications services, allowing Combatant Commanders to exert command and control of their tactical forces, from peace time to military operations. The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. here. The spacesegment is a constellationof geo-synchronous militarycommunications satellitesthat leverage cost-effectiveproduction methods to deliverhigh throughput Ka- andX-band Services. SatBeams - Satellite Coverage Maps and Charts Homepage. 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. Each WGS system also has the capacity to supply data transmission rates ten times faster than the DSCS service life enhancement programme (SLEP) satellites. 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. On this Wikipedia the language links are at the top of the page across from the article title. 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. In March 2007 the acronym WGS was changed to Wideband Global Satcom. WGS system provides 4.875GHz instantaneous switchable bandwidth. Dianne Feinstein (D-Calif.) and Marco Rubio (R-Fla.) introduced the Space National Guard Establishment Act on, The Space Force is opening up its competition for rocket launches with a dual-lane approach, according to a new draft request for proposals (RFP) from industrypotentially giving smaller companies more opportunities. 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. [16][17], WGS-9 (USA-275) was launched on 19 March 2017, at 00:18:00 UTC. The remaining coverage area is an X-Band Earth Coverage beam. 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. 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. 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. WGS8 was awarded in December 2011. To watch Daystar internationally, please explore the satellites above that best fit your region, then find corresponding information about your satellite below: Satellites The groundsegment is comprised ofthousands of tactical SATCOMfixed, transportable, groundmobile, air mobile and ship basedSATCOM terminals withantenna diameters rangingfrom .4 meters to 18.4 meters Capacity: WGS will offer 4.875 GHz of instantaneous switchable bandwidth. Address: 12219 MacDonald Dr, Ojai, CA 93023 Use Our Contact Form; Office: + 1-805-649-1384 Fax: + 1-805-500-4328 Just one WGS satellite has the same capability as the entire legacy 14-satellite DSCS network. WGS was developed to replace the legacy 14-satellite US Defense Satellite Communications System (DSCS) constellation, launched from 1982 to 2003. WGS 10 (USA 291) is the 10th Wideband Global SATCOM satellite, the fourth Block II follow-on satellite, and supports communications links in the X-band and Ka-band spectra. The XIPS-25 system used by the 702SP spacecraft consists of a central Xenon tank and four 25-centimeter ion thrusters. Satbeams has updated its cookie policy. Just one WGS satellite provides more SATCOM capacity than the entire legacy Defense Satellite Communications System (DSCS) constellation. Red dots are reference stations used within the current network. 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. Coverage Maps. The WGS-2 satellite, which was designated as USA-204, entered service in August 2009. INPE Image Catalog is a go-to source of free satellite imagery maps of South and Central America, and Africa only. Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. It was launched on a Delta IV Medium+ (5,4) launch vehicle. Satellite information WGS 6 (USA 244) - WGS-6, WIDEBAND GLOBAL SATCOM 6 NORAD ID:39222. 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. The WGS system iscomposed of three principalsegments: Space Segment(satellites), Control Segment(operators) and TerminalSegment (users). The Block-2 WGS satellites can deliver a data throughput of 6Gbps and the modified Block II satellites achieve 11 Gbps. WGS-2, 60.0 East, WGS-2 satellite RU . Until the future Advanced-EHF replacement to the MILSTAR comes on-line with its capability to transmit 1 Gbps, short-term solutions to the military's bandwidth shortfall would be needed, such as the Wideband Gapfiller, a lesser robust interim solution to AEHF, Global Broadcast System, and leasing options. 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. Logicon provides communications software and SAIC extends engineering and communications architectures. 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. A total of 19 independent coverage areas that can be used throughout the field of view of each satellite. The IWS System supports continuous 24-hour-per-day wideband satellite services to tactical users and some fixed infrastructure users. Sens. If you continue to use this site we will assume that you are happy with it. It's like going from dial-up . The WGS-2 satellite was designated as USA-204, and entered service in August 2009. 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. The DSCS system was replaced by five fully operational Wideband Gapfiller Satellites (WGS), each able to downlink 2.4 Gbps of data to tactical users. On 3 October 2007, Australia's Department of Defence announced that the country would fund a sixth satellite in the constellation. RD-4 engines were built by Kasier Marquardt. Each WGS satellite provides service in multiple frequency bands, with the unprecedented ability to cross-band between the two frequencies on board the satellite. The satellite operators come under the control segment. Looking for online definition of WGS or what WGS stands for? Phase II is the GBS capability hosted on the last three UHF Follow-On (UFO) communications satellites. The WGS-1 satellite operates over the Pacific region. Effects of inclination A satellite's inclination (I) is the angle between Earth's equatorial plane and the plane that contains the satellite's orbit. May 23, 2013 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. 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. Frequency of satellite TV, satellite TV channels, satellite TV set without a problem . One of the NATO systems using satellite communications from NSS6G is the Alliance Ground Surveillance (AGS) system. World Geodetic System (WGS84) By: GISGeography Last Updated: May 28, 2022 WGS84 is standard for GPS The Global Positioning System uses the World Geodetic System (WGS84) as its reference coordinate system. Calculators & Maps Tools to help you ensure that your satellite dishes have a clear line of sight to orbiting satellites, and how strong a signal you can expect in your region. On January 16, the U.S. Army posted a request for information on a Wideband Global Satellite (WGS) Ka-Band Satellite Surrogate. Enabled by a constellation of low Earth orbit satellites, Starlink will provide fast, reliable internet to populations with little or no connectivity, including those in rural communities and places where existing services are too expensive or unreliable. WGS-11+ is expected to include advanced digital payload and operational capabilities that improve on those of its predecessors. 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. Operational and logistics support and training are also included in the program. 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). Capacity: WGS will offer 4.875GHz of instantaneous switchable bandwidth. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. 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. Gapfiller provides an increase in access for both transportable/mobile and fixed users. 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. The b parameter is often rounded to . After the launch, the military designated the WGS-1 as USA-195, which entered service in April 2008. 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. Air & Space Forces Magazine is the official publication of the Air & Space Forces Association, 1501 Langston Boulevard, Arlington, Va., 22209-1198. WGS-3 (USA-211) was launched on 6 December 2009, at 01:47:00 UTC, covers the Atlantic Ocean. Jan. 19, 2012 In 2019, Boeing received a contract to build an 11th WGS satellite. Payload commanding and network control are managed by the armys 53rd Signal Battalion at Peterson AFB, Colorado, with subordinate elements at seven locations. The Worldwide Reference System (WRS) is a global notation system for Landsat data. This paper describes the. Although ion thrusters deliver a very low thrust, they are extremely efficient and consume only a very small amount of propellant. 30 20 10 547.5 547.6 547.7 Altitude history of Norad ID 48119 days past altitude (km) The Wideband Global SATCOM (WGS) system, previously known as the wideband gapfiller satellite system, is a high-capacity communication satellite. Slow Medium Fast. The original RD-4 was developed as an attitude control thruster for the Apollo Service and Lunar Lander modules. WGS hosts a powerful communications payload for secure and fault-proof communications. 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. Like the DSCS constellation that WGS will replace, spacecraft bus is commanded by the 4th Space Operations Squadron of Schriever Space Force Base, Colorado. 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 The Army is acquiring the ground control segment and the General Characteristics With advanced phased-array design and anti-jam technology, Boeing satellites grant the warfighter and government decision-makers unconstrained access and connectivity in a contested environment. The U.S. Space Forces Space and Space Systems Command (SSC) isresponsible for development, acquisition, fielding, and sustainment ofthe WGS Program. 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 . The terminal segment refers to the users of the communication services provided by the WGS system. 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. Leveraging the Space and Missile Systems Center's cross-corps enterprise structure, the three-day event was co-chaired by SMC . No other alternatives to the WGS program had been identified by the MILSATCOM Joint Program Office (SMC/MCX). WGS can tailor coverage in near-real time and connect X-Band and Ka-Band Users anywhere within the field of view. Copyright 2023. 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. Two of the four thrusters are used as primary units at any given time and stationkeeping in Geostationary Orbit will require four burns for a total of about 30 minutes per day to maintain the satellite within a 0.01 degree stationkeeping zone which allows many satellites to be collocated in a single orbital slot. Two-way Ka- (1GHz) and X-Band (500MHz) communications are supported by the Spacecraft which also provides a capability to convert signals from one to the other with its onboard systems. 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 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 method of ion acceleration varies between the use of Coulomb and Lorentz force, but all designs take advantage of the charge/mass ratio of the ions to create very high velocities with very small potential differences which leads to a reduction of reaction mass that is required but also increases the amount of specific power compared to chemical propulsion. 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. WGS-11+ is expected to include an advanced digital payload and operational capabilities that improve on those of its predecessors. To take advantage of WGS' increased capabilities, STAR-T was upgraded by adding a fourth band (Ka), making it a quad-band terminal. Responses are due by 3:00 p.m. Eastern on February 6. . The Global Broadcast Service [GBS] augments and interfaces with other communications systems to provide a continuous, high-speed, one-way flow of high-volume information supporting routine operations, training and military exercises, special activities, crisis, situational awareness, weapons targeting, intelligence, and the transition to and conduct of operations short of nuclear war. The WGS satellite communication system is divided into two blocks. #ga-ad {display: none;} The latitude and longitude are assumed to be on the WGS 84 datum. Please make a donation to support Gunter's Space Page. Features 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. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in . launches following at approximately six-month intervals. The new channelizer makes use of the latest Application Specific Integrated Circuit technology to be more efficient in converting uplinked data to digital signals which can then be moved internal to the satellites ahead of reconversion and downlink. The number of spacecraft shown below has been reduced to, Location: 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. The R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. It uses phased array, shaped beam, steerable spotbeams to provide coverage to support coalition forces anywhere on the globe. The history of U.S. MILSATCOM has been one of aggregation of mission capabilities over time. II. Official U.S. government information about the Global Positioning System (GPS) and related topics 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. The primary contractor for the satellites themselves is Boeing Satellite Development Center, which is building them around the Boeing 702HP satellite bus. WGS combines unique commercial spacecraft capabilities that Boeing has developed, including phased array antennas and digital signal processing technology, into a powerful, flexible architecture. Boeing received a $338.7m contract modification to build WGS-10 in July 2012. The Block II satellites are similar to the three Block I satellites already in production. Band; ABS-6: 159.0E: C/Ku: Express-AM5: 140.0E: C/Ku: Express-AT2: 139.9E: Ku . WGS systems comprise three main segments, which are space, terminal and control. Work will be performed in El Segundo, California, and is expected to be complete by Nov. 20, 2023. @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { The WGS-6 was delivered to the US Air Force in December 2013. 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. The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). 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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. The first three WGS satellites form Block I of the space segment. Satellite Coverage Maps . 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. The WGS constellation provides fast broadband communications for the US military and allies. Based on Boeing's advances on its commercial 702X software-defined satellite payload, it is capable of generating hundreds of electronically-steered beams simultaneously, providing users with more than twice the mission capability compared to satellites within the existing WGS fleet. 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 . We use cookies to ensure that we give you the best experience on our website. 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. 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. 0.13W b,The Wideband Global SATCOM system (WGS) is a high capacity satellite communications system use in partnership by the United States Department of Defense (DoD) and the Australian Department of Defence.The system is composed of the Space Segment . A coverage footprint of 200-400 miles diameter; coverage may require a constellation approach; Both satellites were launched from Space Launch Complex 41 of Cape Canaveral Air Force Base (AFB), Florida, US. Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. Dec. 5, 2009 The primary elements of a ground system are summarized in table 11-1. The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). 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Connectivity: The enhanced connectivity capabilities of WGS enable any user talk to any other user with very efficient use of satellite bandwidth. WGS-5 and 6 were launched in 2013 followed by WGS 7 in 2015. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. The Gapfiller System supports continuous 24 hour per day wideband satellite services to tactical users and some fixed infrastructure users. Main; Satellites; TV Package; HD Channels; Ultra HD Channels; Coverage Maps; BISS key; Sat Receivers . For over 35 years Aerospace Logistics has been supporting numerous For over 35 years Aerospace Logistics has been supporting numerous types of aircraft, both fixed and rotary wing, for end users and operators worldwide. Our privacy policy is BG Patrick W. Burden, Program Executive Officer Enterprise Information Systems (PEO EIS); COL Charles Stein, Project Manager, Defense . It is principally designed and developed for the US Department of Defence (DoD). Just one WGS satellite has the same capacity as the whole DSCS system combined! 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 third SOPS controls the spacecraft platform via unique software and databases designed by Boeing and fitted on the command and control segment consolidated (CCS-C) systems supplied by Integral Systems. Live World Map of Satellite Positions - In-The-Sky.org Live Map of Satellite Positions by Dominic Ford World map Satellites above your horizon 3D globe Planetarium view Search overhead passes Date Time : Time slider Showing Time -- Freeze motion Show labels Show tracks Search Color satellites by Selection Showing -- spacecraft. These characteristics provide a quantum leap in communications capacity, connectivity and flexibility for U.S. military forces and. 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. Name Pos. Due to the early loss of a MILSTAR satellite, DOD committed to the purchase of 4 AEHF satellites plus one spare. [12], WGS-5 (USA-243) was successfully launched by a Delta IV launch vehicle flying in the Medium+ (5,4) configuration, with lift-off taking place from SLC-37B in Florida on 25 May 2013, at 00:27 UTC. High-capacity military communications satellite, 39 125-MHz Channels via digital channeliser/router. 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.