Telstar 14R, also known as Estrela do Sul 2 (Southern Star 2) is a commercial

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 ...

in the

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 fi ...

series built 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 cus ...

for

Telesat Telesat, formerly Telesat Canada, is a Canadian satellite communications company founded on May 2, 1969. The company is headquartered in Ottawa. History Telesat began as Telesat Canada, a Canadian Crown corporation created by an Act of Pa ...

to provide Ku-band communications to

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the sout ...

and the Southern United States. It is a replacement for

Telstar 14 Telstar 14 or Estrela do Sul 1 (Southern Star 1) is a commercial communications satellite in the Telstar series built by Space Systems/Loral (SS/L) for Telesat to provide Ku-band communications to South America and the Southern United States. E ...

, whose north

solar array A photovoltaic system, also PV system or solar power system, is an electric power system designed to supply usable solar power by means of photovoltaics. It consists of an arrangement of several components, including solar panels to absorb and ...

failed to open after launch, limiting its mission effectiveness. Telstar 14R experienced the same problem, with its north solar array failing to open too, but is now in service despite that failure.

Launch

It was launched 20 May 2011 from the Baikonur Cosmodrome in

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a transcontinental country located mainly in Central Asia and partly in Eastern Europe. It borders Russia to the north and west, China to the east, Kyrgyzstan to the southeast, Uzbeki ...

aboard an

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 ...

Proton-M The Proton-M, (Протон-М) GRAU index 8K82M or , is an expendable Russian heavy-lift launch vehicle derived from the Soviet-developed Proton. It is built by Khrunichev, and launched from sites 81 and 200 at the Baikonur Cosmodrome in Ka ...

rocket A rocket (from it, rocchetto, , bobbin/spool) is a vehicle that uses jet propulsion to accelerate without using the surrounding air. A rocket engine produces thrust by reaction to exhaust expelled at high speed. Rocket engines work entirely fr ...

. Telstar 14R is built around the

Loral 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- ...

, and has a launch mass of around 5000 kg. It is positioned in geosynchronous orbit at 63 degrees west.

References

External links

* http://www.telesat.com/satellite-fleet/telstar/telstar-14r * http://space.skyrocket.de/doc_sdat/telstar-14r.htm * http://spaceflightnow.com/news/n1105/25telstar14r/index.html * http://www.nasaspaceflight.com/2011/05/live-ils-proton-m-launch-with-telstar-14r/ Telstar satellites Spacecraft launched in 2011 Satellites using the SSL 1300 bus {{Canada-spacecraft-stub

Launch

See also

References

External links