PDF Earth Coverage by Satellites in Circular Orbit - Naval Postgraduate School Actual coverage may vary because of gateway deployment, local licensing and other factors. Hoping to prod a debate on the Space Force's future, Chief of Space Operations Gen. B. S.O.S./911 coverage for the device only applies to areas shown above. The WGS satellites were built on a Boeing 702 spacecraft with 13kW of power and flexible coverage areas. Boeing Satellites - Building the Future of Connectivity Together SATCOM Services. GBS also utilizes the Wideband Global SATCOM (WGS) satellites. The Defense Department started placing WGS satellites in orbit in 2007. WGS Up-loadable stored-program switching Digital signal processing used to route traffic of varying bandwidths 17-05-2019 17:24:28 ZULU. The models are differentiated depending on the specific payload size and weight ranges. WGS-6, WIDEBAND GLOBAL SATCOM 6 - ISS Tracker The first three WGS satellites are known as the Block I Group of Satellites that were part of the initial deal with Boeing signed in January 2002. In 2019, Boeing received a contract to build an 11th WGS satellite. We use cookies to ensure that we give you the best experience on our website. GBS SBM DECC sites in Oklahoma City OK and Mechanicsberg PA currently service 1500+ GBS RS deployed world-wide at Army, Marine, Navy, Air Force ground sites, shipboard and subsurface platforms and at NORTHCOM-sponsored homeland defense organizations worldwide. [8] The next four, WGS-7, -8, -9, and -10, make up Block II Follow-On. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). The very first Wideband Gapfiller in orbit will provide greater capability and bandwidth than all the DSCS satellites combined. The Option for WGS4 and 5 was exercised in November 2006. 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. 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. 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It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth - offering downlink speeds of up to 11 gigabits per second . WGS 1, 2, 3 (WGS Block 1) - Gunter's Space Page 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. Coverage maps Satellite Hot Bird 13B/13C/13E - 13.0 East, Coverage Maps The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. The primary elements of a ground system are summarized in table 11-1. 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. Delta 4 assigned to deliver military satellite into orbit Dominic Daily HD Satellite Map - Zoom Earth Main; Satellites; TV Package; HD Channels; Ultra HD Channels; Coverage Maps; BISS key; Sat Receivers . 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. Wideband Global SATCOM (WGS) / Wideband Gapfiller System Follow WGS 6 (USA 244) live! 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. Data can be delivered in the form of unclassified, in-the-clear broadcast signals and fully encrypted signals received by large platforms on ships and aircraft down to communications packages carried by individual soldiers. Ford 20112023. 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 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. Official U.S. government information about the Global Positioning System (GPS) and related topics The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). Core U.S. MILSATCOM will span just 14 satellites by 2020 [Advanced EHF (AEHF): 4, Wideband Global SATCOM (WGS): 6, Mobile User Objective System (MUOS): 4]. 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. At the time the program passed its preliminary design review in October 2020, contractor Boeing said delivery was on track for 2024. Wideband Global SATCOM Satellite > Air Force > Fact Sheet Display WGS users include the military, the White House Communications Agency, the State Department, and international entities in Australia, Canada, Denmark, Luxembourg, New Zealand, the Netherlands, the Czech Republic, and Norway. 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. Mission 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. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. WGS-10 was successfully launched in March 2019. Based on the Boeing BSS-702 bus, the satellite will have a dry mass of more than 3,000kg and will produce more than 11kilowatts of power at the end of its 14-year design life. Operation and usage of the system is broken into 3 segments. Required power varies between 1,300 and 4,500 Watts achieving a thrust of up to 165 Millinewtons and a specific impulse of 3,500 seconds. WGS - What does WGS stand for? The Free Dictionary 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. These satellites are called WGS Block-2 Follow-On. An artists illustration of the Wideband Global Satellite Communications satellite WGS-11+. The Delta IV's Delta Cryogenic Second Stage deployed the satellite as planned on 8 December 2016, at 00:35 UTC. Boeings team of contractors includes Harris Corporation, ITT Industries, Logicon and SAIC. 0.13W To take advantage of WGS' increased capabilities, STAR-T was upgraded by adding a fourth band (Ka), making it a quad-band terminal. [1] The system is composed of the Space Segment satellites, the Terminal Segment users and the Control Segment operators.[2]. The primary contractor for the satellites themselves is Boeing Satellite Development Center, which is building them around the Boeing 702HP satellite bus. 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. Read more Re-Entry: Columbia Sat (QB50) March 8, 2018 The program intends to use both the Delta IV and the Atlas V as launch vehicles. A total of 19 independent coverage areas that can be used throughout the field of view of each satellite. The Jabiru-1 satellite will deliver high-powered Ka-band coverage over the Middle East, Asia and Africa. 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. The Worldwide Reference System (WRS) is a global notation system for Landsat data. Jan. 19, 2012 WGS provides essential communications services, allowing Combatant Commanders to exert command and control of their tactical forces, from peace time to military operations. The channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. Its coverage area stretches from the West Coast of the United States to Southeast Asia. map shows the quantized color-coded availability from each satellite's field of view based on the optimized data rate for the reference link which operates in a relatively benign propagation environment. 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. Limited protected services are provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. Canada has also signed on to become a partner.[5]. (Courtesy of Boeing), WIDEBAND GLOBAL SATCOM SATELLITE Boeing received a $338.7m contract modification to build WGS-10 in July 2012. The WGS satellite communication system is divided into two blocks. Phase I supported a continental United States (CONUS) testbed. Boeing is Building Wideband Global SATCOM (WGS)-11 - MediaRoom 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. WGS-3 (USA-211) was launched on 6 December 2009, at 01:47:00 UTC, covers the Atlantic Ocean. An artists conception of the WGS 11+ satellite. Satellite Coverage Maps Satellite Frequencies The following graphs show the coverage of each individual satellite. WGS 6 (USA 244) - Orbit. II. The US Air Force subsequently exercised its option for two more satellites, WGS-8 and WGS-9, under a $673m contract in January 2012. The longitude is assumed to range from -180 to +180 degrees, and the latitude must be clipped to range from -85. . 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. 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 TT&C system is a technology primarily used to locate and control the satellite from deviating its orbit. Map denotes coverage for satellite two-way voice and duplex data only. WGS combines unique commercial spacecraft capabilities that Boeing has developed, including phased array antennas and digital signal processing technology, into a powerful, flexible architecture. Looking for online definition of WGS or what WGS stands for? WGS-11+ - Wikipedia Regulation Part 12 rules for commercial item acquisition. Live Starlink Satellite and Coverage Map 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. Beginning in FY 2005 additional GBS Phase II coverage and capacity is provided by launch of three Wideband Gapfiller Satellite (WGS). PDF Overview of Satellite Communications - George Mason University Australia's Quest for Sovereign SATCOM | Defense.info Both the X- and Ka-bands are interconnected through a digital channeliser and provide better connectivity in WGS. 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. 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. SatBeams - Home The narrower spot beams on WGS-11+ are designed to deliver a stronger, more reliable connection, said vice president of Boeing Government Satellite Systems Troy Dawson in the Boeing release. Boeing successfully launched the WGS-2 into geostationary orbit on the Atlas V in April 2009. Just one WGS satellite has the same capability as the entire legacy 14-satellite DSCS network. 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 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. 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. SPOT Satellite Coverage Map | Saved by SPOT | US - findmespot.com 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 WGS-6 was delivered to the US Air Force in December 2013. 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 engine is 0.55 meters long and 0.28 meters in diameter with an unfueled mass of 3.63 kilograms. SatBeams - Satellite Coverage Maps and Charts Homepage. 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-2 satellite, which was designated as USA-204, entered service in August 2009. The Wideband Gapfiller Satellite System is limited to the Gapfiller satellites and associated control equipment and software that augment currently existing facilities. It is available in different medium models: medium+ (4,2), medium+ (5,2), medium+ (5,4) and heavy. WGS systems feature digitally channelised transponder satellites that provide communication capacity, connectivity and flexibility to the US military forces. London (51.51N; 0.13W), Dominic @media only screen and (min-device-width : 320px) and (max-device-width : 480px) { 11.0 Ground Data Systems and Mission Operations | NASA WGS provides worldwide flexible, high data rate and long haul communications for marines, soldiers, sailors, airmen, the White House Communication Agency, the US State Department, international partners, and other special users. directed the acquisition of two additional WGS satellites. Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings. A team led by Boeing Integrated Defence Systems was awarded a contract to develop the WGS system in 2001. This includes eight steerable/shapeable X-band beams formed by separate transmit and receive phased arrays; 10 steerable Ka-band beams served by independently steerable, diplexed gimbaled dish antennas, including three with selectable polarization; and one X-band Earth coverage beam. 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. There's no more reliable source for news about your Air Force. WGS augments other satellites. Boeing and the U.S. Air Force MILSATCOM Systems Wing have signed in October 2006 a $1.067billion contract for up to three more Wideband Gapfiller Satellites (WGS), if all options are exercised. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. 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. GPS: The Global Positioning System On January 16, the U.S. Army posted a request for information on a Wideband Global Satellite (WGS) Ka-Band Satellite Surrogate. Capacity: WGS will offer 4.875GHz of instantaneous switchable bandwidth. Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. 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: .

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