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Galaxy 25 (G-25) launched in 1997, the launch was contracted by
International Launch Services International Launch Services, Inc. (ILS) is a joint venture with exclusive rights to the worldwide sale of commercial Angara and Proton rocket launch services. Proton launches take place at the Baikonur Cosmodrome in Kazakhstan while Angara is l ...
(ILS), (formerly known as Intelsat Americas 5 (IA-5) until 15 February 2007 when it was renamed as result of the merger between owner
Intelsat Intelsat S.A. (formerly INTEL-SAT, INTELSAT, Intelsat) is a multinational satellite services provider with corporate headquarters in Luxembourg and administrative headquarters in Tysons Corner, Virginia, United States. Originally formed as In ...
and
PanAmSat The former PanAmSat Corporation founded in 1984 by Reynold (Rene) Anselmo, was a satellite service provider headquartered in Greenwich, Connecticut, United States. It operated a fleet of communications satellites used by the entertainment ind ...
or
Telstar Telstar is the name of various communications satellites. The first two Telstar satellites were experimental and nearly identical. Telstar 1 launched on top of a Thor-Delta rocket on July 10, 1962. It successfully relayed through space the fir ...
5) is a medium-powered
communications satellite A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth. C ...
formerly in a
geostationary orbit A geostationary orbit, also referred to as a geosynchronous equatorial orbit''Geostationary orbit'' and ''Geosynchronous (equatorial) orbit'' are used somewhat interchangeably in sources. (GEO), is a circular geosynchronous orbit in altitud ...
at 97° West, above a point in the
Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the continen ...
several hundred miles west of the Galapagos Islands. It was manufactured by
Space Systems/Loral SSL, formerly Space Systems/Loral, LLC (SS/L), of Palo Alto, California, is a wholly owned manufacturing subsidiary of Maxar Technologies. SSL designs and builds satellites and space systems for a wide variety of government and commercial cust ...
, part of its
LS-1300 The SSL 1300, previously the LS-1300 and the FS-1300, is a satellite bus produced by Maxar Technologies. Total broadcast power ranges from 5 to 25 kW, and the platform can accommodate from 12 to 150 transponders. The SSL 1300 is a modular platf ...
satellite bus A satellite bus (or spacecraft bus) is the main body and structural component of a satellite or spacecraft, in which the payload and all scientific instruments are held. Bus-derived satellites are opposed to specially produced satellites. Bus-d ...
, and is currently owned and operated by
Intelsat Intelsat S.A. (formerly INTEL-SAT, INTELSAT, Intelsat) is a multinational satellite services provider with corporate headquarters in Luxembourg and administrative headquarters in Tysons Corner, Virginia, United States. Originally formed as In ...
. The satellite's main C-band
transponder In telecommunications, a transponder is a device that, upon receiving a signal, emits a different signal in response. The term is a blend word, blend of ''transmitter'' and ''responder''. In air navigation or radio frequency identification, a T ...
cluster covers the
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
,
Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...
, and
Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
; its main
Ku-band The Ku band () is the portion of the electromagnetic spectrum in the microwave range of frequencies from 12 to 18 gigahertz (GHz). The symbol is short for "K-under" (originally german: Kurz-unten), because it is the lower part of the ori ...
transponder cluster covers the United States,
Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
, and the Northern
Caribbean The Caribbean (, ) ( es, El Caribe; french: la Caraïbe; ht, Karayib; nl, De Caraïben) is a region of the Americas that consists of the Caribbean Sea, its islands (some surrounded by the Caribbean Sea and some bordering both the Caribbean Se ...
Sea. An additional C-band and a Ku-band transponder pair targets
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only stat ...
. Galaxy 25 has a projected life of 12 years. It was replaced by
Galaxy 19 Galaxy 19 is a communications satellite owned by Intelsat located at 97° West longitude, serving the North American market. Galaxy 19 replaced Galaxy 25 which is nearing the end of its design life and has been moved to 93.1°W longitude. It was ...
(formerly IA-9) in late 2008. When it was last in service at 97.1° West, Galaxy 25 transmitted both
Free-to-air Free-to-air (FTA) services are television (TV) and radio services broadcast in unencrypted form, allowing any person with the FTA Receiver, appropriate receiving equipment to receive the signal and view or listen to the content without requiring ...
(FTA)
direct-to-home Satellite television is a service that delivers television programming to viewers by relaying it from a communications satellite orbiting the Earth directly to the viewer's location. The signals are received via an outdoor parabolic antenna commo ...
(DTH) broadcasting and encrypted subscription channels / services. The replacement satellite,
Galaxy 19 Galaxy 19 is a communications satellite owned by Intelsat located at 97° West longitude, serving the North American market. Galaxy 19 replaced Galaxy 25 which is nearing the end of its design life and has been moved to 93.1°W longitude. It was ...
was successfully launched on September 24, 2008. Galaxy 25 has been moved to a different orbital position at 93.1° West where it is currently broadcasting several services on its Ku band transponders.


Technical details


Platform operators

The Ku-Band side of the satellite carried the platforms of Pittsburgh International Telecommunications, Inc (PIT),
Globecast Globecast is a service company for the radio, television and media industry, providing solutions for media and content management, aggregation, formatting, processing, transmission and distribution. These contents are feeding various television a ...
,
RRSat RR Media was a NASDAQ listed provider of global digital media services to the broadcast industry and content owners. Its services can be divided into four main groups: global content distribution network (satellite, fiber and the internet); conten ...
, and
ABS-CBN ABS-CBN (an initialism of its two predecessors' names, Alto Broadcasting System and Chronicle Broadcasting Network) is a Television in the Philippines, Philippine Commercial broadcasting, commercial broadcast broadcast network, network tha ...
, with free-to-air and encrypted television and radio programming in a variety of languages:


See also

* FTA Receiver


References


External links


RRsat website

Intelsat website

Pittsburgh International Telecommunications Information



Globecast website
{{Orbital launches in 1997 Communications satellites in geostationary orbit Satellite television Spacecraft launched in 1997 Satellites using the SSL 1300 bus