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Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. SPOT Satellite Coverage Map | Saved by SPOT | US - findmespot.com The Gapfiller System supports continuous 24 hour per day wideband satellite services to tactical users and some fixed infrastructure users. Each WGS satellite is digitally channelized and transponded. 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. Get your daily fix of Air Force news delivered right to your inbox every day. The Air Force is acquiring the satellite segment under the Federal Acquisition WGS-4 (USA-233), the first satellite of the Block II, was launched by United Launch Alliance (ULA) from SLC-37B at the Cape Canaveral Air Force Station (CCAFS) by a Delta IV M+ (5,4) on 20 January 2012, at 00:38:00 UTC. Tacticalforces rely on WGS to provide high-capacity connectivity betweenindividual users and the Defense Information Systems Network (DISN). The next three, WGS satellites 4, 5, and 6, make up Block II. . Hybrid Air Vehicles (HAV) is a pioneer and world leader in the design, manufacture and support of innovative lighter-than-air (LTA) aircraft products, known as hybrid air vehicles. The Wideband Global SATCOM (WGS) system, previously known as the wideband gapfiller satellite system, is a high-capacity communication satellite. Satellite Coverage Maps . Australia's Quest for Sovereign SATCOM | Defense.info It is principally designed and developed for the US Department of Defence (DoD). May 23, 2013 In addition, the channelizer supports multicast and broadcast services and provides an extremely effective and flexible uplink spectrum monitoring capability for network control. 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. The Gapfiller satellites serve as the means to continue and increase the capability of wideband services until the introduction of the Objective or Advanced Wideband System. 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.. WGS satellites are a follow-on to the current Defense Satellite Communications System satellites, but they offer a tenfold capability improvement in available bandwidth. Satellite Coverage Maps - OmniSTAR The system will provide capacity ranging from 2.1 Gbps to more than 3.6 Gbps to tactical users, depending on the mix of ground terminals, data rates and modulation schemes employed. 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 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. WGS also augments the current Ka-band Global Broadcast Service (on UHF F/O satellites) by providing additional information broadcast capabilities as well as providing new two-way capability on that band. (Courtesy of Boeing), WIDEBAND GLOBAL SATCOM SATELLITE Background Air & Space Forces Magazine is the official publication of the Air & Space Forces Association, 1501 Langston Boulevard, Arlington, Va., 22209-1198. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. Step 2. MilsatMagazine 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 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. 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. 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. Space Systems Command announced the milestone Feb. 1. Both the X- and Ka-bands are interconnected through a digital channeliser and provide better connectivity in WGS. Step 1. The system provides tremendous operational flexibility and delivers the needed capacity, coverage, connectivity and control in support of demanding operational scenarios. The remaining coverage area is an X-Band Earth Coverage beam. If you continue to use this site we will assume that you are happy with it. Just one WGS satellite has the same capacity as the whole DSCS system combined! Satbeams has updated its cookie policy. Sustainable aviation fuel (SAF): the future fuel of aircraft? 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. Try reducing the number of spacecraft selected if the map is slow to respond. 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. 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. The digital channeliser also offers multicast and broadcast services to support the network protocol. Dec. 5, 2009 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. The very first Wideband Gapfiller in orbit will provide greater capability and bandwidth than all the DSCS satellites combined. Ford. 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. 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. 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 channelizer also supports multicast and broadcast services and provides flexible uplink monitoring for network control. 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. Ford 20112023. 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. He explained that satellites . Thus, each WGS can supply more than 10times the capacity of a DSCS-3 Service Life Enhancement Program (SLEP) satellite. The WGS constellation provides fast broadband communications for the US military and allies. 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. It provides steerable spotbeams that can reach any position within the satellites field of view between 65 degrees north and south latitude. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. Boeing illustration. The US Air Force subsequently exercised its option for two more satellites, WGS-8 and WGS-9, under a $673m contract in January 2012. WGS - What does WGS stand for? The Free Dictionary It uses phased array, shaped beam, steerable spotbeams to provide coverage to support coalition forces anywhere on the globe. WGS1 parameters have been measured for the Narrow Coverage Antenna (NCA) and Area Coverage Antenna (ACA) beams. 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. [1] The system is composed of the Space Segment satellites, the Terminal Segment users and the Control Segment operators.[2]. 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. 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. One expert said the coverage maps often touted by these large providers in their advertising are a joke at best. Read more Re-Entry: Columbia Sat (QB50) March 8, 2018 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 . One of the NATO systems using satellite communications from NSS6G is the Alliance Ground Surveillance (AGS) system. WGS provides essential communications services, allowing Combatant Commanders to exert command and control of their tactical forces, from peace time to military operations. 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. WGS 6 (USA 244) - Orbit. [3] According to United Launch Alliance, quoted on Spaceflight Now, "A single WGS spacecraft has as much bandwidth as the entire existing DSCS constellation. 0.13W 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). [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). 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]. Actual coverage may vary because of gateway deployment, local licensing and other factors. WGS 10 (USA 291) Satellite details 2019-014A NORAD 44071 - N2YO.com Subsequently, the 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. An artists conception of the WGS 11+ satellite. Wideband Global SATCOM Satellite > Air Force > Fact Sheet Display WGS-4 Military Communications Satellite Launch 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. The dashed part of the orbit path shows where the satellite is in the earth's shadow, SpaceX is developing a low latency, broadband internet system to meet the needs of consumers across the globe. The R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. When deployed, the satellites solar arrays give the spacecraft a span of 41 meters. Boeing Satellites - Building the Future of Connectivity Together Follow WGS 6 (USA 244) live! 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. Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. militarys Wideband satellite communications capability. Wideband Global Satcom | Military.com The number of spacecraft shown below has been reduced to, Location: Other improvements involve uniquely shaping the terrestrial footprint of the beams for smaller footprints that are less susceptible to jamming. The engine provides a specific impulse of 312s, has a thrust to weight ratio of 13.7 and operates at a chamber pressure of 6.9 bar. 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. 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. EN . Connectivity: The enhanced connectivity capabilities of WGS enable any user talk to any other user with very efficient use of satellite bandwidth. CONNA - North America AMSAT - North & South America OCSAT - Asia Pacific EMSAT - Europe and Africa IOSAT - India, CIS, Middle-East WGS systems feature digitally channelised transponder satellites that provide communication capacity, connectivity and flexibility to the US military forces. U.S. Space Force Wideband Global SATCOM launch patches, "Australia Gets Access to Wideband Global SATCOM System", "Environmental Assessment - U.S. Air Force Wideband Gapfiller Satellite Program", "Pre-launch ops keep crews busy at the Cape", "Canada's Participation in the Wideband Global Satellite Communications System", "Boeing Awarded Follow-on Contract for Seventh WGS Satellite. The final contract for this satellite was awarded in September 2011, together with long lead items for WGS8 and an option for WGS9. The Defense Department started placing WGS satellites in orbit in 2007. 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. 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. 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. Next WGS Satellite With More, Narrower Coverage Beams Starts Production The program has been delayed to a first launch in 2007. Main; Satellites; TV Package; HD Channels; Ultra HD Channels; Coverage Maps; BISS key; Sat Receivers . HOME / SATELLITES / Satellite Coverage Maps . WGS 3-WGS F3-12W-KA band footprint-beam-coverage : WGS 1+2+3 - Global beams, geographical . 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. launches following at approximately six-month intervals. 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. Sens. The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). The WGS consists of two segments. The models are differentiated depending on the specific payload size and weight ranges. 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. Red dots are reference stations used within the current network. An artists illustration of the Wideband Global Satellite Communications satellite WGS-11+. 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. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. Block I contains WGS-1, WGS-2 and WGS-3 satellites, while block II satellites include WGS-4, WGS-5 and WGS-6. }, Page last modified: WGS-11+ - Wikipedia 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 Option for WGS4 and 5 was exercised in November 2006. Knowledge Hub - Ground Control 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. WGS-4 is an extremely advanced satellite operating at the established X-Band and the high frequency Ka-Band. PDF Earth Coverage by Satellites in Circular Orbit - Naval Postgraduate School Leveraging the Space and Missile Systems Center's cross-corps enterprise structure, the three-day event was co-chaired by SMC . . The upgraded hardware also will be installed on the planned 10th WGS satellite. The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. 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). 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. We use own cookies to provide you the best experience on our website as well as third party cookies that may track your use of Satbeams and show you relevant advertising. One major upgrade provided by WGS is X-Ka-Band inter-connectivity delivered by a digital channelizer which divides the uplink bandwidth into independently routable 2.6MHz subchannels which can be converted from Ka-to-X-Band and vice versa. Boeing successfully launched the WGS-2 into geostationary orbit on the Atlas V in April 2009. The WGS system is composed of three principal segments: the Space Segment (satellites), the Control Segment (operators), and the Terminal Segment (users). April 4, 2009 Satellite Coverage Maps - Spacecom - Global Communication - Amos U.S. officials told Air & Space Forces Magazine the exercise, dubbed Juniper Oak, was notable in both size and scope. Beginning in FY 2005 additional GBS Phase II coverage and capacity is provided by launch of three Wideband Gapfiller Satellite (WGS). Regulation Part 12 rules for commercial item acquisition. . The longitude is assumed to range from -180 to +180 degrees, and the latitude must be clipped to range from -85. . 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 groundsegment is comprised ofthousands of tactical SATCOMfixed, transportable, groundmobile, air mobile and ship basedSATCOM terminals withantenna diameters rangingfrom .4 meters to 18.4 meters Launches 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]. Device must be registered on the network in order to place S.O.S./911 call. 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. WGS was developed to replace the legacy 14-satellite US Defense Satellite Communications System (DSCS) constellation, launched from 1982 to 2003. 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. 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). WGS can tailor coverage in near-real time and connect X-Band and Ka-Band Users anywhere within the field of view. In March 2007 the acronym WGS was changed to Wideband Global Satcom. Official U.S. government information about the Global Positioning System (GPS) and related topics March 15, 2019 Although ion thrusters deliver a very low thrust, they are extremely efficient and consume only a very small amount of propellant. Wideband Global SATCOM Satellite - United States Space Force 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. [9], The launch of the second satellite, WGS-2 (USA-204), was also conducted by ULA, on 4 April 2009 at 01:31:00 UTC, using an Atlas V 421 launch vehicle. To watch Daystar internationally, please explore the satellites above that best fit your region, then find corresponding information about your satellite below: Satellites WGS . 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. Delivers IP-based voice, video, and data networking Set up and point the terminal in 30 minutes or less Ruggedized, packable, lightweight terminal With a simple feed-arm swap, the Viasat MMT operates over commercial Ku-, WGS Ka-, ViaSat-1 and ViaSat-2 Ka-, and commercially available X-band constellations. The contract was worth $160.3m and was extendible up to $1.3bn. Credit: Boeing. 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. "[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. What we do | Viasat SatBeams - Satellite Coverage Maps and Charts Homepage. The program intends to use both the Delta IV and the Atlas V as launch vehicles. 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. 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. Chance Saltzman in a weekend address to Air, The recently-concluded Juniper Oak, an all domain exercise carried out from Jan. 23-26, was the largest U.S.-Israel partnered exercise in history, according to U.S. Central Command. Slow Medium Fast. Users of WGS include the U.S., Canada and Australia. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth - offering downlink speeds of up to 11 gigabits per second . Google Maps Satellite - GPS coordinates On this Wikipedia the language links are at the top of the page across from the article title. Latitude: The WGS-1 satellite operates over the Pacific region. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC.

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