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. After launch, the WGS-1 satellite was given the U.S. military designation USA-195. directed the acquisition of two additional WGS satellites. 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. [19] WGS-10 is the latest part of a constellation of highly-capable communications satellites that serve the armed forces of the United States and its allies. II. 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. WGS satellites are a follow-on to the current Defense Satellite Communications System satellites, but they offer a tenfold capability improvement in available bandwidth. 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. Enter a Location to Point From. The R-4D main engine employed by WGS is Monomethylhydrazine/Nitrogen Tetroxide Engine that provides 490 Newtons of thrust. WGS-1 with its 2.4 Gbit/s wideband capacity, provided greater capability and bandwidth than all the DSCS satellites combined.[6]. Chance Saltzman unveiled his "Theory of Success" concept Feb. 22, as the force carves out its military role. Users of WGS include the U.S., Canada and Australia. 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. . Powered by EPSG database 10.076 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 Worldwide Reference System (WRS) is a global notation system for Landsat data. SATCOM Services. Boeing's ground products provide secure, low risk, resilient, modern, cloud-based systems developed around containerized software and open standards. In March 2007 the acronym WGS was changed to Wideband Global Satcom. Large swatches of America have little or no coverage. 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. When deployed, the satellites solar arrays give the spacecraft a span of 41 meters. To watch Daystar internationally, please explore the satellites above that best fit your region, then find corresponding information about your satellite below: Satellites 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. WGS 8, launched in 2016, marks the first in the Modified Block II satellites, hosting an upgraded digital channelizer which enables a 90% improvement in available bandwidth compared to previous WGS spacecraft. The satellites launched into orbit are controlled through four army wideband satellite operations centres (WSOCs) on the ground, using ground equipment hardware and software developed by Boeing, ITT Industries and Raytheon. 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. An artists conception of the WGS 11+ satellite. 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.. 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. 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. The third Space Operations Squadron (SOPS) located at Schriever AFB, Colorado, US, manages bus commanding of the DSCS constellation. Timezone: 51.51N 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. Other improvements involve uniquely shaping the terrestrial footprint of the beams for smaller footprints that are less susceptible to jamming. The order for long lead items for WGS7 was placed in August 2010. The first launch of WGS-1 was conducted by United Launch Alliance (ULA) on 11 October 2007, at 00:22 UTC. This modification brings the total cumulative face value of the contract to $2,495,519,867. Background The Program Office plan for WGS satellite launch is to integrate them on both Delta and Atlas Evolved Expendable Launch Vehicles (EELVs). 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. The 2001 Defense Appropriations Act, signed on August 9, 2000, limited funding to two satellites. Satellite Coverage Maps . One of the NATO systems using satellite communications from NSS6G is the Alliance Ground Surveillance (AGS) system. 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 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. Mission Each WGS satellite is digitally channelized and transponded. Our Satellite Dish Pointer calculates your Azimuth, Elevation, and Polarity Skew values based on your address as entered into the box below. 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 systems comprise three main segments, which are space, terminal and control. WGS was developed to replace the legacy 14-satellite US Defense Satellite Communications System (DSCS) constellation, launched from 1982 to 2003. "[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. WGS combines unique commercial spacecraft capabilities that Boeing has developed, including phased array antennas and digital signal processing technology, into a powerful, flexible architecture. 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. Air & Space Forces Magazine is the official publication of the Air & Space Forces Association, 1501 Langston Boulevard, Arlington, Va., 22209-1198. Boeing illustration. RD-4 engines were built by Kasier Marquardt. [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. Boeing conducted a ground test for a Ka-band SATCOM antenna system for installation in the spacecraft in January 2011. WGS 5 extended the Wideband Global SATCOM constellation to the Americas for a host of users following launch in May 2013. Each satellite of WGS system provides 2.1Gbps to 3.6Gbps of data transmission rates, based on the mix of ground terminals, data rates and modulation schemes employed. Jan. 19, 2012 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. 0.13W WGS8 was awarded in December 2011. Satellite Animation Duration. 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 . 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. Satbeams has updated its cookie policy. 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. Regulation Part 12 rules for commercial item acquisition. Phase I supported a continental United States (CONUS) testbed. Telemetry and command links are available via X- and Ka-Band. The WGS system is composed of three principal segments: Space Segment (satellites), Control Segment (operators) and Terminal Segment (users). Hover over the logos to learn more about the companies who made this project possible. The WGS constellation represents the primary communications system for the Department of Defence operated alongside the specialized AEHF operated by the Air Force and the Navys MUOS mobile communications system. 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 11, which is slated for delivery from prime contractor Boeing in 2023, will provide more coverage beams and more beam formed bandwidth . The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals. Coverage Maps; BISS key; Sat Receivers; Installation of satellite TV; Satellite News; TV of the world; Contacts; Search. Due to its reduced cost and incomparable advantages, WGS is likely to lead to changes in clinical diagnosis of rare and undiagnosed diseases. The contract was worth $160.3m and was extendible up to $1.3bn. To take advantage of WGS' increased capabilities, STAR-T was upgraded by adding a fourth band (Ka), making it a quad-band terminal. The WGS constellation provides fast broadband communications for the US military and allies. 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-6 was delivered to the US Air Force in December 2013. 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. Office of the Secretary of Defense issued a Program Decision Memorandum on August 22, 2000, supplementing WGS In 2019, Boeing received a contract to build an 11th WGS satellite. 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). Wideband Global SATCOM Satellite (WGS) is the backbone of the U.S. military's Wideband satellite communications capability. It is principally designed and developed for the US Department of Defence (DoD). A satellite's latitude () is the latitude of the point A more capable iteration of the Space Forces Wideband Global Satellite Communications satellites, WGS-11+, can start production since passing a critical design review. The new satellite was procured under the WGS Block II Follow-On contract which included options for production of up to six WGS satellites. WGS is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms The Free Dictionary Capacity: WGS will offer 4.875 GHz of instantaneous switchable bandwidth. WGS-11+ is expected to include advanced digital payload and operational capabilities that improve on those of its predecessors. 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. 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. Home Ways to Watch Satellite Coverage Map Printable Map Daystar Television is available in over 100 million homes in the United States and 680 million homes around the world. Our privacy policy is 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. Phase III is an Objective capability planned as part of the Advanced Wideband System (AWS) I FY 2009-Plus. Credit: Boeing. 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. Band; ABS-6: 159.0E: C/Ku: Express-AM5: 140.0E: C/Ku: Express-AT2: 139.9E: Ku . The satellite was launched by a Delta IV M+ (5,4) launch vehicle, originally an Atlas V 421 but replaced with WGS-2. Space and Missile Systems Center, Los Angeles Air Force Base, California, is the contracting activity. WGS-2, 60.0 East, WGS-2 satellite RU . 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. 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. Limited protected services will be provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. Aug. 7, 2013 Typically, 702HP is equipped with a 490-Newton bipropellant apogee motor for the climb into Geostationary Orbit. The Air Force Space Command estimates each satellite will cost approximately US$300 million. The end users of the communication services provided by the WGS are described by the DoD as the terminal segment. The result has been today's limited number of large satellites of ever-increasing complexity. 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). Tactical forces rely on WGS to provide high-capacity connectivity to the Defense Information Systems Network (DISN). 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. The first three WGS satellites form Block I of the space segment. Red dots are reference stations used within the current network. 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 Boeing 702 uses advanced technologies in propulsion, power generation and thermal control, and can connect X- and Ka-band users within the coverage field of view via reconfigurable antennas and a digital channeliser. 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. A description published by the Air Force calls the constellation "the backbone of the U.S. military's satellite communications" adding the satellites themselves are its "highest capacity communications satellites." 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. HX System (for mobiles and airborne/maritime communications) of Hughes Network Systems was granted Wideband Global SATCOM (WGS) certification by the US Strategic Command in November 2010. It was followed by the launch of the WGS-5 in May 2013 and that of the WGS-6 in August 2013. In addition to providing improvements in X-band capability, WGS satellites also have a new Ka band capability that can be used for both two-way and Global Broadcast Service communications. 17-05-2019 17:24:28 ZULU. 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. Both satellites were launched from Space Launch Complex 41 of Cape Canaveral Air Force Base (AFB), Florida, US. 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. WGS1 parameters have been measured for the Narrow Coverage Antenna (NCA) and Area Coverage Antenna (ACA) beams. WGS Space Vehicles (SVs) are the Department of Defense's highest capacity communications satellites. WGS augments the one-way Global Broadcast Service (GBS) service through new two-way Ka-band service. A coverage footprint of 200-400 miles . 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. The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. 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. The satellite operates in the Indian Ocean region and provides high-capacity communication links to US troops in . Mapping provided by https://hilltopviews.org.uk. The third SOPS controls the spacecraft platform via unique software and databases designed by Boeing and fitted on the command and control segment consolidated (CCS-C) systems supplied by Integral Systems. 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. High-capacity military communications satellite, 39 125-MHz Channels via digital channeliser/router. The new satellite is destined to join a constellation of 10 other WGS satellites in high geosynchronous Earth orbits providing communications to deployed 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 controlsegment is comprised of theDelta 8 squadrons and globallyplace resources to plan,manage, and control the WGSconstellation. The WGS system iscomposed of three principalsegments: Space Segment(satellites), Control Segment(operators) and TerminalSegment (users). Device must be registered on the network in order to place S.O.S./911 call. 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. [14], On 23 August 2010, Boeing was awarded an Air Force contract worth US$182 million to begin work on the seventh WGS satellite. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. Dec. 7, 2016 At the time the program passed its preliminary design review in October 2020, contractor Boeing said delivery was on track for 2024. 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. For more information including contact details, Website designed by WGS hosts a powerful communications payload for secure and fault-proof communications. Fast Smooth. SpaceX is developing a low latency, broadband internet system to meet the needs of consumers across the globe. funding by $272.9M to ensure funding of the complete constellation of three satellites. These characteristics provide a quantum leap in communications capacity, connectivity and flexibility for U.S. military forces and. A total of 19 independent coverage areas that can be used throughout the field of view of each satellite. This paper describes the. 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. 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. 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. This high-capacity satellite communications system is intended to support the warfighter with newer and .
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