The result has been today's limited number of large satellites of ever-increasing complexity. 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. 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 . . In March 2007 the acronym WGS was changed to Wideband Global Satcom. The WGS system iscomposed of three principalsegments: Space Segment(satellites), Control Segment(operators) and TerminalSegment (users). 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. 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. Each WGS satellite provides service in multiple frequency bands, with the unprecedented ability to cross-band between the two frequencies on board the satellite. WGS satellites are a follow-on to the current Defense Satellite Communications System satellites, but they offer a tenfold capability improvement in available bandwidth. @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { [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. . S.O.S./911 coverage for the device only applies to areas shown above. 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 R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. Sens. GMT, Light WGS-11+ Satellite Completes Preliminary Design Review The military's Protected Tactical Waveform is expected to run on the WGS satellites. 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. Credit: Boeing. Phase I supported a continental United States (CONUS) testbed. 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. 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. In June 2012, Boeing was selected to upgrade the wideband digital channeliser that offers 90% improvement for satellites WGS-8 and beyond. here. Satellite Coverage Maps - OmniSTAR The very first Wideband Gapfiller in orbit will provide greater capability and bandwidth than all the DSCS satellites combined. WGS - What does WGS stand for? The Free Dictionary The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in Iraq and Afghanistan. The Air Force Space Command estimates each satellite will cost approximately US$300 million. 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. It consists of a reference ellipsoid, a standard coordinate system, altitude data, and a geoid. 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 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 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. 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. The WGS-1 satellite operates over the Pacific region. 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. Just one WGS satellite has the same capacity as the whole DSCS system combined! Each individual beam is shapeable and can be uniquely tailored to each situation. Originally five satellites were planned. . The US Air Force extended the order value to $1.09bn in September 2011 to facilitate the production, launch and on-orbit activation of the seventh satellite and to procure the long lead materials for an eighth WGS satellite. 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. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth offering downlink speeds of up to 11gigabits per second. 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. WGS is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms The Free Dictionary The satellite will be produced at the companys El Segundo factory and is scheduled to be delivered in 2024. It is positioned over the Eastern Atlantic at an orbital slot of 12> West longitude to operate in the Atlantic region. 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 . 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. Read more Re-Entry: Columbia Sat (QB50) March 8, 2018 Users of WGS include the U.S., Canada and Australia. Step 1. GPS: The Global Positioning System 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 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 . About Contact Widget Social Media Facebook Twitter Instagram . No other alternatives to the WGS program had been identified by the MILSATCOM Joint Program Office (SMC/MCX). An artists illustration of the Wideband Global Satellite Communications satellite WGS-11+. The WGS constellation provides fast broadband communications for the US military and allies. 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. SPOT Satellite Coverage Map | Saved by SPOT | US - findmespot.com The first three WGS satellites form Block I of the space segment. 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. . There's no more reliable source for news about your Air Force. The new satellite is destined to join a constellation of 10 other WGS satellites in high geosynchronous Earth orbits providing communications to deployed forces. [14], On 23 August 2010, Boeing was awarded an Air Force contract worth US$182 million to begin work on the seventh WGS satellite. Subsequently, the WGS-6, WIDEBAND GLOBAL SATCOM 6 - ISS Tracker Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. The history of U.S. MILSATCOM has been one of aggregation of mission capabilities over time. The Wideband Global SATCOM (WGS)-11+ program completed its first ever, all-virtual Preliminary Design Review (PDR) culminating in the successful conclusion of the review on July 1 after an eight-month long campaign. The order for long lead items for WGS7 was placed in August 2010. WGS-10 (USA-291) was launched atop a Delta IV Medium+ (5,4) launch vehicle from Cape Canaveral Air Force Station on 16 March 2019, at 02:26 UTC. WGS 6 (USA 244) - Orbit. Background Actual coverage may vary because of gateway deployment, local licensing and other factors. WGS84 - GIS Wiki | The GIS Encyclopedia The original RD-4 was developed as an attitude control thruster for the Apollo Service and Lunar Lander modules. Operation and usage of the system is broken into 3 segments. The third Space Operations Squadron (SOPS) located at Schriever AFB, Colorado, US, manages bus commanding of the DSCS constellation. These include 8 steerable X-Band beams provided by separate transmit and receive phased arrays as well as 10 steerable Ka-Band beams that are formed by steerable, diplexed gimbaled dish antennas. Animation Speed. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in . 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. 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. WGS was initiated to deliver newer and greater capabilities to the warfighter by deploying a constellation of high-throughput satellites to Geostationary Orbit. WGS 1, 2, 3 (WGS Block 1) - Gunter's Space Page Due to the early loss of a MILSTAR satellite, DOD committed to the purchase of 4 AEHF satellites plus one spare. Live Starlink Satellite and Coverage Map Harris provides satellite communications ground terminals and terminal and payload interfaces, while ITT Industries supplies communications network and control systems. Average height of ISS WGS 6 (USA 244). Gapfiller provides an increase in access for both transportable/mobile and fixed users. Boeing's ground products provide secure, low risk, resilient, modern, cloud-based systems developed around containerized software and open standards. Office of the Secretary of Defense issued a Program Decision Memorandum on August 22, 2000, supplementing WGS Oct. 10, 2007 BG Patrick W. Burden, Program Executive Officer Enterprise Information Systems (PEO EIS); COL Charles Stein, Project Manager, Defense . WGS6 was ordered in 2007 by Australia, which will get access to the WGS system in return. Air & Space Forces Magazine is the official publication of the Air & Space Forces Association, 1501 Langston Boulevard, Arlington, Va., 22209-1198. Calculators and Maps Satellite Installation We offer installation services and training on how to install satellite dishes yourself; here's all you need to know. Red dots are reference stations used within the current network. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). A joint-service program funded by the U.S. Air Force and Army, WGS includes options for up to six BSS-702 satellites and their associated spacecraft and payload control equipment. Credit: Boeing. 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). Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. Space Systems Command announced the milestone Feb. 1. 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 Wideband Global SATCOM (WGS) system, previously known as the wideband gapfiller satellite system, is a high-capacity communication satellite. 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. Boeing successfully launched the WGS-2 into geostationary orbit on the Atlas V in April 2009. 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. Dec. 7, 2016 Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. The WGS provide near-term continuation and augmentation of the services currently provided by the Defense Satellite Communications System (DSCS) and the Global Broadcast Service (GBS) Ka services currently provided by GBS payloads on UFO satellites. For more information including contact details, WGS 6 (USA 244) - Orbit - Heavens-Above 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). Although ion thrusters deliver a very low thrust, they are extremely efficient and consume only a very small amount of propellant. 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. 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). WGS-7 and WGS-8 were launched in July 2015 and December 2016 respectively. GBS also utilizes the Wideband Global SATCOM (WGS) satellites. directed the acquisition of two additional WGS satellites. Mission 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. Each WGS system also has the capacity to supply data transmission rates ten times faster than the DSCS service life enhancement programme (SLEP) satellites. (PDF) Ground Mobile WGS Satcom for Disadvantaged Terminals - ResearchGate WGS . 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. Both satellites were launched from Space Launch Complex 41 of Cape Canaveral Air Force Base (AFB), Florida, US. 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. 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 WGS-2 satellite was designated as USA-204, and entered service in August 2009. The dashed part of the orbit path shows where the satellite is in the earth's shadow, 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. Satellite Animation Style. The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). }, Page last modified: II. 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. WGS 10 (USA 291) Satellite details 2019-014A NORAD 44071 - N2YO.com 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. This enables increased mission flexibility and . 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. This high-capacity satellite communications system is intended to support the warfighter with newer and . Satellite Dish Pointer with Google Maps | Satcom Resources The latitude and longitude are assumed to be on the WGS 84 datum. 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. The channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. Capacity: WGS will offer 4.875GHz of instantaneous switchable bandwidth. 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 In addition, the channelizer supports multicast and broadcast services and provides an extremely effective and flexible uplink spectrum monitoring capability for network control. The first launch was on Delta and the second on Atlas. Once the full constellation of 6 WGS satellites is operational, they will replace the DSCS system. Next WGS Satellite With More, Narrower Coverage Beams Starts Production 17-05-2019 17:24:28 ZULU. It is available in different medium models: medium+ (4,2), medium+ (5,2), medium+ (5,4) and heavy. The satellite operators come under the control segment. Daily HD Satellite Map - Zoom Earth 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). Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. militarys Wideband satellite communications capability. Late Feb. 16, the service released the draft RFP and announced it would be hosting an industry day event Feb., The Space Force made resiliency its No. The number of spacecraft shown below has been reduced to, Location: In 2019, Boeing received a contract to build an 11th WGS satellite. The XIPS-25 system used by the 702SP spacecraft consists of a central Xenon tank and four 25-centimeter ion thrusters. 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. WGS-2 is operated by third SOPS at 50th Space Wing, Schriever AFB, under the operational command of the Joint Functional Component Command (JFCC) SPACE at Vandenberg AFB, California. 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.
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