The WGS payload. WGS-11+ is expected to include an 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. RD-4 engines were built by Kasier Marquardt. The Jabiru-1 satellite will deliver high-powered Ka-band coverage over the Middle East, Asia and Africa. The availability of the launch vehicle and an aggressive integration schedule, less than the normal 24 months, are sources of schedule risk. As the backbone of the U.S. military's global satellite communications, WGS provides flexible, high-capacity communications for the Nation's warfighters through procurement and operation of the satellite constellation and the associated control systems. The 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]. 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. The remaining coverage area is an X-Band Earth Coverage beam. 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. [7] Once in their orbits at an altitude of 35,900km (22,300mi), each will weigh approximately 3,400kg (7,500lb). The WGS constellation provides broadband communications for the U.S. military and allies. The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). Ford. Gapfiller provides an increase in access for both transportable/mobile and fixed users. The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. Step 2. 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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. Dec. 7, 2016 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 . 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. WGS Up-loadable stored-program switching Digital signal processing used to route traffic of varying bandwidths Beginning in 1998, GBS broadcasts via communication payloads on two UFO Ka-Band augmented satellites. WGS Space Vehicles (SVs) are the Department of Defense's highest capacity communications satellites. The new satellite is destined to join a constellation of 10 other WGS satellites in high geosynchronous Earth orbits providing communications to deployed forces. Powered by EPSG database 10.076 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 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. Due to its reduced cost and incomparable advantages, WGS is likely to lead to changes in clinical diagnosis of rare and undiagnosed diseases. Dominic It is principally designed and developed for the US Department of Defence (DoD). Connectivity: The enhanced connectivity capabilities of WGS enable any user talk to any other user with very efficient use of satellite bandwidth. It features satellite images from Brazil and China's joint mission, CBERS-4, alongside U.S., UK, and India's Earth-observing missions: Aqua, Terra, Landsat-8, ResourceSat, Suomi-NPP, DEIMOS, and UK-DMC 2. WGS is a high-capacity satellite communications system designed to support the warfighter with newer and far greater capabilities than those provided by current systems, yet it is compatible with existing control systems and terminals. HOME / SATELLITES / Satellite Coverage Maps . The Wideband Global SATCOM (WGS) system, previously known as the wideband gapfiller satellite system, is a high-capacity communication satellite. Follow WGS 6 (USA 244) live! The controlsegment is comprised of theDelta 8 squadrons and globallyplace resources to plan,manage, and control the WGSconstellation. The contract was worth $160.3m and was extendible up to $1.3bn. After launch, the WGS-1 satellite was given the U.S. military designation USA-195. 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. Main; Satellites; TV Package; HD Channels; Ultra HD Channels; Coverage Maps; BISS key; Sat Receivers . Map denotes coverage for satellite two-way voice and duplex data only. 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. SatBeams - Satellite Coverage Maps and Charts Homepage. 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. Other improvements involve uniquely shaping the terrestrial footprint of the beams for smaller footprints that are less susceptible to jamming. The 2001 Defense Appropriations Act, signed on August 9, 2000, limited funding to two satellites. 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. This high-capacity satellite communications system is intended to support the warfighter with newer and . 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. Aug. 7, 2013 Satellite Coverage Maps . 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 . [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. 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. The satellite operators come under the control segment. 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. 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. The final contract for this satellite was awarded in September 2011, together with long lead items for WGS8 and an option for WGS9. These characteristics provide a quantum leap in communications capacity, connectivity and flexibility for U.S. military forces and. The Gapfiller satellites must either be backward compatible with, or allow for the affordable upgrade of, the existing terminal populations in use with the DSCS and GBS systems. The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). 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. 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. The new satellite was procured under the WGS Block II Follow-On contract which included options for production of up to six WGS satellites. It consists of a reference ellipsoid, a standard coordinate system, altitude data, and a geoid. In December 2003, the OSD Looking for online definition of WGS or what WGS stands for? A coverage footprint of 200-400 miles diameter; coverage may require a constellation approach; These satellites operate in the programmed X- and Ka-band frequency spectrum. 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 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). Last updated: 03 Mar 2023, 19:56 UTC The WGS-1 satellite operates over the Pacific region. The Wideband Global SATCOM (WGS) system is a high-capacity communication satellite, previously known as the wideband gap filler satellite system. The block II satellites meet the bandwidth requirements of war-fighters, thereby providing information exchange, enabling execution of tactical command and control, communications and computers, intelligence, surveillance, reconnaissance (C4ISR), battle management and combat support information. 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. The WGS Fleet is controlled by four Army Wideband Satellite Operation Centers that receive telemetry and send commands to up to three satellites per center. WGS-1 with its 2.4 Gbit/s wideband capacity, provided greater capability and bandwidth than all the DSCS satellites combined.[6]. The WGS-2 satellite was designated as USA-204, and entered service in August 2009. GBS also utilizes the Wideband Global SATCOM (WGS) satellites. WGS system provides 4.875GHz instantaneous switchable bandwidth. Phase II is the GBS capability hosted on the last three UHF Follow-On (UFO) communications satellites. #ga-ad {display: none;} CONNA - North America AMSAT - North & South America OCSAT - Asia Pacific EMSAT - Europe and Africa IOSAT - India, CIS, Middle-East Hover over the logos to learn more about the companies who made this project possible. Ford 20112023. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. 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. 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). 3 hours 6 hours 12 hours 24 hours. MILSATCOM Joint Program Office is integrating the WGS and GBS space and ground segments. The WGS consists of two segments. Boeing's ground products provide secure, low risk, resilient, modern, cloud-based systems developed around containerized software and open standards. 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 WGS system is a constellation of highly capable military communications satellites that leverage cost-effective methods and technological advances in the communications satellite industry. here. Device must be registered on the network in order to place S.O.S./911 call. Launched in March 2017, WGS-9 was funded through an international partnership consisting of the US Air Force, Canada, Denmark, the Netherlands, Luxemberg and New Zealand. The first spacecraft of the Gravity Recovery and Climate Experiment (GRACE) - run jointly by NASA and the German Aerospace Center - re-entered the atmosphere on March 10, 2018, over four months after ending a science mission of over 15 years. Launch of these satellites was completed in Fiscal Year 2000. The system will provide capacity ranging from 2.1Gbps to more than 3.6Gbps to tactical users, depending on the mix of ground terminals, data rates and modulation schemes employed. SSC is proud to be in a long-term relationship with Boeing on this important mission providing safe and secure critical communications, said Erik Eliasen, Vice President of National Security Space Programs for SSC Space US. WGS-2: 60.2E: Ka: Intelsat 33e: 60.0E: C/Ku: KazSat 3: 58.5E: Ku: NSS-12: 57.0E: C/Ku: Express-AT1: 56.0E: Ku: G-Sat 8/16: . WGS-4 is an extremely advanced satellite operating at the established X-Band and the high frequency Ka-Band. @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { Just one WGS satellite provides more SATCOM capacity than the entire legacy Defense Satellite Communications System (DSCS) constellation. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth offering downlink speeds of up to 11gigabits per second. Dec. 5, 2009 Satellite Animation Style. Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. . The USSF Space Delta 8s 4th Space OperationsSquadron (4 SOPS) manages and controls the on-orbit satellite buses. 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. Find a coordinate system and get position on a map. The Army relies on Ka and Ku band satellite communications (SATCOM) for beyond line of sight (BLOS) communications between Division, Brigade, Battalion, and Company echelons. 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. Air & Space Forces Magazine is the official publication of the Air & Space Forces Association, 1501 Langston Boulevard, Arlington, Va., 22209-1198. . Thus, each WGS can supply more than 10times the capacity of a DSCS-3 Service Life Enhancement Program (SLEP) 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. London (51.51N; 0.13W), Dominic 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.. We ensure people on-the-go have access to the same quality of internet in the air or at sea as they have at home. 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 hosts a powerful communications payload for secure and fault-proof communications. 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. Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. militarys Wideband satellite communications capability. Band; ABS-6: 159.0E: C/Ku: Express-AM5: 140.0E: C/Ku: Express-AT2: 139.9E: Ku . Space and Missile Systems Center, Los Angeles Air Force Base, California, is the contracting activity.

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