The USSF Space Delta 8s 4th Space OperationsSquadron (4 SOPS) manages and controls the on-orbit satellite buses. The Wideband Gapfiller Satellite System is limited to the Gapfiller satellites and associated control equipment and software that augment currently existing facilities. 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. The space segment refers to satellites in orbit; WGS-1 was launched into orbit on 10 October 2007 on the United Launch Alliance (ULA) Atlas V launch vehicle. Credit: Boeing. U.S. officials told Air & Space Forces Magazine the exercise, dubbed Juniper Oak, was notable in both size and scope. London (51.51N; 0.13W), Dominic Looking for online definition of WGS or what WGS stands for? On this Wikipedia the language links are at the top of the page across from the article title. Our Satellite Dish Pointer calculates your Azimuth, Elevation, and Polarity Skew values based on your address as entered into the box below. The IWS System supports continuous 24-hour-per-day wideband satellite services to tactical users and some fixed infrastructure users. Due to the early loss of a MILSTAR satellite, DOD committed to the purchase of 4 AEHF satellites plus one spare. 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. WGS was initiated to deliver newer and greater capabilities to the warfighter by deploying a constellation of high-throughput satellites to Geostationary Orbit. 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. 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. WGS-11+ is expected to include an advanced digital payload and operational capabilities that improve on those of its predecessors. On January 16, the U.S. Army posted a request for information on a Wideband Global Satellite (WGS) Ka-Band Satellite Surrogate. These satellites have a much smaller coverage fraction f than does GPS, typically limited by a sensor's field of view. GBS also utilizes the Wideband Global SATCOM (WGS) satellites. 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. In addition, the channelizer supports multicast and broadcast services and provides an extremely effective and flexible uplink spectrum monitoring capability for network control. Phase II is the GBS capability hosted on the last three UHF Follow-On (UFO) communications satellites. Satbeams has updated its cookie policy. Dec. 7, 2016 Boeing's ground products provide secure, low risk, resilient, modern, cloud-based systems developed around containerized software and open standards. 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. WGS provides two-way X-band and Ka-band communications as well as Ka-band broadcast services to US Armed Forces and other agencies worldwide. WGS6 was ordered in 2007 by Australia, which will get access to the WGS system in return. Name Pos. The latitude and longitude are assumed to be on the WGS 84 datum. 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: . 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. SpaceX is developing a low latency, broadband internet system to meet the needs of consumers across the globe. It provides services to the US DoD and Australian Department of Defence. Like the DSCS constellation that WGS will replace, spacecraft bus is commanded by the 4th Space Operations Squadron of Schriever Space Force Base, Colorado. Space Systems Command announced the milestone Feb. 1. Hoping to prod a debate on the Space Force's future, Chief of Space Operations Gen. B. The satellite was launched by a Delta IV M+ (5,4) launch vehicle, originally an Atlas V 421 but replaced with WGS-2. 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. Satellite Animation Style. WGS10 was ordered in July 2012. "[4] WGS operations are currently run by the 4th Space Operations Squadron, out of Schriever Space Force Base, as well as the 53rd Space Operations Squadron. Subsequently, the Telemetry and command links are available via X- and Ka-Band. The second satellite, WGS-2 was launched into geostationary orbit on the Atlas V in April 2009. 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. WGS-7 and WGS-8 were launched in July 2015 and December 2016 respectively. The availability of the launch vehicle and an aggressive integration schedule, less than the normal 24 months, are sources of schedule risk. WGS system provides 4.875GHz instantaneous switchable bandwidth. 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. This year, resiliency is baked into all the conversations, said assistant secretary of Defense for space policy John, The Space Force and the Pentagon have put considerable effort into making proliferating satellite constellations to make them more resilient against attack, but the ground stations and networks that communicate with those satellites pose a backdoor risk through which adversaries could potentially attack space capability, said Chief of Space Operations, The Space Force must transition from delivering behind-the-scenes support to playing a more active role in which space capabilities are continuously tested and contestedand it must do so in as short a time as possible, said Chief of Space Operations Gen. B. Originally five satellites were planned. . 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. Logicon provides communications software and SAIC extends engineering and communications architectures. Dec. 5, 2009 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. 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. 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. 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. 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 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 contract was worth $160.3m and was extendible up to $1.3bn. 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. Work will be performed in El Segundo, California, and is expected to be complete by Nov. 20, 2023. 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. Connectivity: The enhanced connectivity capabilities of WGS enable any user talk to any other user with very efficient use of satellite bandwidth. In 2019, Boeing received a contract to build an 11th WGS satellite. CONNA - North America AMSAT - North & South America OCSAT - Asia Pacific EMSAT - Europe and Africa IOSAT - India, CIS, Middle-East 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. Find a coordinate system and get position on a map. Both the X- and Ka-bands are interconnected through a digital channeliser and provide better connectivity in WGS. 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 . The WGS-2 satellite, which was designated as USA-204, entered service in August 2009. The WGS consists of two segments. 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 Gapfiller System supports continuous 24 hour per day wideband satellite services to tactical users and some fixed infrastructure users. 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It consists of a reference ellipsoid, a standard coordinate system, altitude data, and a geoid. After the launch, the military designated the WGS-1 as USA-195, which entered service in April 2008. Features First launch is projected for 2QFY05 with the second and third It provides services to the US Department of Defense and the Ministry of Defense for Canada as well as other Government and Allied users under unstressed conditions. 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. 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. 0.13W WGS systems feature digitally channelised transponder satellites that provide communication capacity, connectivity and flexibility to the US military forces. 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. [13], WGS-6 (USA-244) was launched on a Delta IV launch vehicle on 8 August 2013, at 00:29 UTC from Cape Canaveral Air Force Station (CCAFS). A team led by Boeing Integrated Defence Systems was awarded a contract to develop the WGS system in 2001. Each WGS satellite is digitally channelized and transponded. It is available in different medium models: medium+ (4,2), medium+ (5,2), medium+ (5,4) and heavy. 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. Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. 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. 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 Army is acquiring the ground control segment and the After launch, the WGS-1 satellite was given the U.S. military designation USA-195. The WGS payload. Get your daily fix of Air Force news delivered right to your inbox every day. WGS was developed to replace the legacy 14-satellite US Defense Satellite Communications System (DSCS) constellation, launched from 1982 to 2003. Effectively, each WGS satellite can supply more than ten times the capacity of a DSCS- 3 satellite. 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. March 18, 2017 The 2001 Defense Appropriations Act, signed on August 9, 2000, limited funding to two satellites. 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 ; December 22, 2016. 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. The history of U.S. MILSATCOM has been one of aggregation of mission capabilities over time. Around 500MHz of X-band and 1GHz Ka-band spectrum is allocated to WGS. Canada has also signed on to become a partner.[5]. 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. Payload commanding and network control are managed by the army's 53rd Signal Battalion at Peterson AFB, Colorado, with subordinate elements at seven locations. If you continue to use this site we will assume that you are happy with it. Due to its reduced cost and incomparable advantages, WGS is likely to lead to changes in clinical diagnosis of rare and undiagnosed diseases. 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. WGS systems comprise three main segments, which are space, terminal and control. The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. 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. Boeings team agreed to supply the satellites, spacecraft and payload control equipment under the deal, as well as logistics, training and sustained engineering support. Longitude: In January 2020, the U.S. Army posted a request for information on a Wideband Global Satellite (WGS) Ka-Band Satellite Surrogate. We use cookies to ensure that we give you the best experience on our website. Regulation Part 12 rules for commercial item acquisition. . There was a continuing need for these users to access the Gapfiller satellites and the two or more DSCS III SLEPs to provide worldwide coverage. 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 spacesegment is a constellationof geo-synchronous militarycommunications satellitesthat leverage cost-effectiveproduction methods to deliverhigh throughput Ka- andX-band Services. 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 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. 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. 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. It enables a user to inquire about satellite imagery over any portion of the world by specifying a nominal scene center designated by PATH and ROW numbers. The first launch was on Delta and the second on Atlas. 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. 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. 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. The Delta IV's Delta Cryogenic Second Stage deployed the satellite as planned on 8 December 2016, at 00:35 UTC. About Contact Widget Social Media Facebook Twitter Instagram . }, Page last modified: The Jabiru-1 satellite will deliver high-powered Ka-band coverage over the Middle East, Asia and Africa. The number of spacecraft shown below has been reduced to, Location: 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. In October 2020, Boeing and the US Space Force completed the first major design review for WGS-11+ communications satellite. 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. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). Red dots are reference stations used within the current network. Each WGS satellite is digitally channelized and transponded. 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 Wideband Gapfiller Satellite (WGS) will provide unprecedented X-band user coverage flexibility with two digitally controlled multibeam phased array antennas. 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. SATCOM Services. The next three, WGS satellites 4, 5, and 6, make up Block II. 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. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. The Block II satellites are similar to the three Block I satellites already in production. The Global Broadcast Service space segment was implemented in three phases. The WGS satellites were built on a Boeing 702 spacecraft with 13kW of power and flexible coverage areas. 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. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. The WGS satellites supply communications such as maps and data to soldiers on the battlefield, relay video from unmanned aerial reconnaissance drones, route voice calls and data messaging, and. Limited protected services are provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. 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. Actual coverage may vary because of gateway deployment, local licensing and other factors. One of the emerging applications is SATCOM-ON-The-Move which is now being extensively used on the military tactical vehicles for Blue Force Tracking and C3 missions. It uses phased array, shaped beam, steerable spotbeams to provide coverage to support coalition forces anywhere on the globe. It is principally designed and developed for the US Department of Defence (DoD). WGS Up-loadable stored-program switching Digital signal processing used to route traffic of varying bandwidths The US Air Force subsequently exercised its option for two more satellites, WGS-8 and WGS-9, under a $673m contract in January 2012. 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. DOD considered accelerating AEHF by 18 months but later agreed to have a 3-year gap from last MILSTAR and the first AEHF launch. WGS combines unique commercial spacecraft capabilities that Boeing has developed, including phased array antennas and digital signal processing technology, into a powerful, flexible architecture. May 23, 2013 WGS-1 lifted off on an Atlas V rocket in October 2007 followed by the other two in 2009, lifted by Atlas V and Delta IV rockets. 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. Hover over the logos to learn more about the companies who made this project possible. Night mode. Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. One of the NATO systems using satellite communications from NSS6G is the Alliance Ground Surveillance (AGS) system. These satellites operate in the programmed X- and Ka-band frequency spectrum. One expert said the coverage maps often touted by these large providers in their advertising are a joke at best. 30 20 10 547.5 547.6 547.7 Altitude history of Norad ID 48119 days past altitude (km) 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. 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. Our privacy policy is 3 hours 6 hours 12 hours 24 hours. Step 2. [8] The next four, WGS-7, -8, -9, and -10, make up Block II Follow-On. 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 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 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. HOME / SATELLITES / Satellite Coverage Maps . Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. A description published by the Air Force calls the constellation the backbone of the U.S. militarys satellite communications adding the satellites themselves are its highest capacity communications satellites.. [9][10] Originally, the second spacecraft was to fly on the Delta IV M+ (5,4), and the third on the Atlas V 421, but they were switched for an undisclosed reason.[11]. WGS hosts a powerful communications payload for secure and fault-proof communications. For more information including contact details, This enables increased mission flexibility and . Slow Medium Fast. Beginning in 1998, GBS broadcasts via communication payloads on two UFO Ka-Band augmented satellites. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. Launch of these satellites was completed in Fiscal Year 2000. [15], WGS-8 (USA-272) was successfully launched by a Delta IV Medium+ (5,4) launch vehicle on 7 December 2016 at 23:52 UTC from SLC-37B at Cape Canaveral Air Force Station in Florida. A coverage footprint of 200-400 miles . This will placed greater dependency on Wideband Gapfiller, Global Broadcast System, and leases. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings.
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