INPE Image Catalog is a go-to source of free satellite imagery maps of South and Central America, and Africa only. Although ion thrusters deliver a very low thrust, they are extremely efficient and consume only a very small amount of propellant. (Current as of Feb 2023), An official website of the United States government, Hosted by Defense Media Activity - WEB.mil. The dashed part of the orbit path shows where the satellite is in the earth's shadow, Telemetry and command links are available via X- and Ka-Band. To watch Daystar internationally, please explore the satellites above that best fit your region, then find corresponding information about your satellite below: Satellites Satellite Dish Pointer with Google Maps. In 2019, Boeing received a contract to build an 11th WGS satellite. 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. [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. 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. Average height of ISS WGS 6 (USA 244). High-capacity military communications satellite, 39 125-MHz Channels via digital channeliser/router. 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). April 4, 2009 WGS-5 and 6 were launched in 2013 followed by WGS 7 in 2015. The WGS system is composed of three principal segments: the Space Segment (satellites), the Control Segment (operators), and the Terminal Segment (users). 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. 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. WGS-7 and WGS-8 were launched in July 2015 and December 2016 respectively. It's like going from dial-up . The system provides tremendous operational flexibility and delivers the needed capacity, coverage, connectivity and control in support of demanding operational scenarios. 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. Operation and usage of the system is broken into 3 segments. The terminal segment refers to the users of the communication services provided by the WGS system. 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. here. The Wideband Global SATCOM (WGS) system is a high-capacity communication satellite, previously known as the wideband gap filler satellite system. Late Feb. 16, the service released the draft RFP and announced it would be hosting an industry day event Feb., The Space Force made resiliency its No. Just one WGS satellite has the same capability as the entire legacy 14-satellite DSCS network. [7] Once in their orbits at an altitude of 35,900km (22,300mi), each will weigh approximately 3,400kg (7,500lb). Boeing illustration. A more capable iteration of the Space Forces Wideband Global Satellite Communications satellites, WGS-11+, can start production since passing a critical design review. Powered by EPSG database 10.076 Responses are due by 3:00 p.m. Eastern on February 6. . The Wideband Gapfiller Satellites are the DoD's most capable and powerful communication satellite. Regulation Part 12 rules for commercial item acquisition. Office of the Secretary of Defense issued a Program Decision Memorandum on August 22, 2000, supplementing WGS The original RD-4 was developed as an attitude control thruster for the Apollo Service and Lunar Lander modules. After launch, the WGS-1 satellite was given the U.S. military designation USA-195. 3 hours 6 hours 12 hours 24 hours. 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. 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 military's Protected Tactical Waveform is expected to run on the WGS satellites. Space Systems Command announced the milestone Feb. 1. 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. 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. The models are differentiated depending on the specific payload size and weight ranges. The WGS satellite communication system is divided into two blocks. The Block II contract calls for the launch of F4 by the first quarter of 2011 and subsequent launches every year thereafter. The remaining coverage area is an X-Band Earth Coverage beam. 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. WGS 6 (USA 244) - Orbit. 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. The WGS constellation provides fast broadband communications for the US military and allies. Satellite Animation Duration. GMT, Light Select a Satellite To Point to. For over 35 years Aerospace Logistics has been supporting numerous For over 35 years Aerospace Logistics has been supporting numerous types of aircraft, both fixed and rotary wing, for end users and operators worldwide. }, Page last modified: In addition, the channelizer supports multicast and broadcast services and provides an extremely effective and flexible uplink spectrum monitoring capability for network control. WGS The Wideband Global Satcom System is a U.S. satellite constellation providing communications for military operations around the globe, supporting soldiers, ships, and aircraft including unmanned drones used for surveillance and intelligence gathering operations around the globe. The b parameter is often rounded to . The upgraded hardware also will be installed on the planned 10th WGS satellite. The first WGS satellite was launched in 2007, with capability steadily improved such that WGS-10 can deliver download speeds of up to 11 gigabits per second. It carries Ka-band and X-band transponders with 8.088 gigahertz of bandwidth - offering downlink speeds of up to 11 gigabits per second . The Block II satellites are similar to the three Block I satellites already in production. . Capacity: WGS will offer 4.875 GHz of instantaneous switchable bandwidth. The satellite operators come under the control segment. 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. Step 1. WGS augments the one-way Global Broadcast Service (GBS) service through new two-way Ka-band service. The WGS-2 satellite was designated as USA-204, and entered service in August 2009. launches following at approximately six-month intervals. WGS . Boeing received a $338.7m contract modification to build WGS-10 in July 2012. Both the X- and Ka-bands are interconnected through a digital channeliser and provide better connectivity in WGS. 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. 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 new satellite was procured under the WGS Block II Follow-On contract which included options for production of up to six WGS satellites. Hoping to prod a debate on the Space Force's future, Chief of Space Operations Gen. B. 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 U.S. Department of Defence selected Boeing Space Systems in 2001 for the WGS satellites as a replacement for the Defense Satellite Communications System 3 in operation from the 1980s into the 2000s. In January 2002, the customer exercised options worth $336.4million authorizing Boeing to build the first two WGS spacecraft and to procure long-lead material for a third satellite. As the backbone of the U.S. military's global satellite communications, WGS provides flexible, high-capacity communications for the Nation's warfighters through procurement and operation of the satellite constellation and the associated control systems. The digital channeliser also offers multicast and broadcast services to support the network protocol. London (51.51N; 0.13W), Dominic Main; Satellites; TV Package; HD Channels; Ultra HD Channels; Coverage Maps; BISS key; Sat Receivers . WGS 5 extended the Wideband Global SATCOM constellation to the Americas for a host of users following launch in May 2013. The Air Force is acquiring the satellite segment under the Federal Acquisition One expert said the coverage maps often touted by these large providers in their advertising are a joke at best. When deployed, the satellites solar arrays give the spacecraft a span of 41 meters. 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. The spacesegment is a constellationof geo-synchronous militarycommunications satellitesthat leverage cost-effectiveproduction methods to deliverhigh throughput Ka- andX-band Services. The number of spacecraft shown below has been reduced to, Location: 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 . 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 . directed the acquisition of two additional WGS satellites. Enter a Location to Point From. WGS provides essential communications services, allowing Combatant Commanders to exert command and control of their tactical forces, from peace time to military operations. Leveraging the Space and Missile Systems Center's cross-corps enterprise structure, the three-day event was co-chaired by SMC . Oct. 10, 2007 Get your daily fix of Air Force news delivered right to your inbox every day. The latitude and longitude are assumed to be on the WGS 84 datum. In December 2019, Boeing announced that it had developed WGS-11, a new variant of its commercial 702 satellite, which can offer greater bandwidth efficiency and signal power than the previous satellites. We ensure people on-the-go have access to the same quality of internet in the air or at sea as they have at home. (Courtesy of Boeing), WIDEBAND GLOBAL SATCOM SATELLITE The company is also investing in a low-orbiting satellite approach that could offer connectivity at a more rapid speed than currently available. Official U.S. government information about the Global Positioning System (GPS) and related topics Each individual beam is shapeable and can be uniquely tailored to each situation. 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. 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. SpaceX is developing a low latency, broadband internet system to meet the needs of consumers across the globe. Astronauts in Space List of satellites Photos Height of ISS Lunar phase NASA RSS Virtual tour of the station Map settings. 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. 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 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. 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. Limited protected services will be provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. 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. 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. 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). MILSATCOM Joint Program Office is integrating the WGS and GBS space and ground segments. The WGS-3 satellite was delivered to Cape Canaveral Air Force Station on 28 September 2009 and successfully launched in December 2009 on a ULA Delta IV vehicle from Space Launch Complex 41. WGS 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. The Wideband Global SATCOM (WGS) system, previously known as the wideband gapfiller satellite system, is a high-capacity communication satellite. Looking for online definition of WGS or what WGS stands for? It uses phased array, shaped beam, steerable spotbeams to provide coverage to support coalition forces anywhere on the globe. funding by $272.9M to ensure funding of the complete constellation of three satellites. This enables increased mission flexibility and . Limited protected services are provided under conditions of stress to selected users employing terrestrial modems capable of providing protection against jamming. About Contact Widget Social Media Facebook Twitter Instagram . The new satellite is destined to join a constellation of 10 other WGS satellites in high geosynchronous Earth orbits providing communications to deployed forces. Due to its reduced cost and incomparable advantages, WGS is likely to lead to changes in clinical diagnosis of rare and undiagnosed diseases. However, the sensitivity and breadth of coverage of clinical WGS as a diagnostic test for genetic disorders has not been fully evaluated. 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 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. It provides steerable spotbeams that can reach any position within the satellites field of view between 65 degrees north and south latitude. . HOME / SATELLITES / Satellite Coverage Maps . The contract was worth $160.3m and was extendible up to $1.3bn. Launched in March 2017, WGS-9 was funded through an international partnership consisting of the US Air Force, Canada, Denmark, the Netherlands, Luxemberg and New Zealand. The combined wideband satellite communications system consists of space vehicles of multiple types, control terminals and facilities, and user terminals.