Yamal 203 (

Russian Russian(s) refers to anything related to Russia, including: *Russians (, ''russkiye''), an ethnic group of the East Slavic peoples, primarily living in Russia and neighboring countries *Rossiyane (), Russian language term for all citizens and peo ...

: ) was a

geostationary 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 altitude ...

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 ...

ordered by Gazkom to

RSC Energia PAO S. P. Korolev Rocket and Space Corporation Energia (russian: Ракетно-космическая корпорация «Энергия» им. С. П. Королёва, Raketno-kosmicheskaya korporatsiya "Energiya" im. S. P. Korolyov ...

. It was to be a twin of

Yamal 201 Yamal-201 (Russian: ) was a geostationary communications satellite operated by Gazprom Space Systems and built by RSC Energia. It was, along with Yamal-202 the second dual launch of the Yamal programme and the second iteration of the USP Bu ...

and was supposed to ride along with

Yamal 204 Yamal 204 (Russian: ) was a geostationary communications satellite ordered by Gazkom to RSC Energia. It was to be a twin of Yamal 202 and was supposed to ride along with Yamal 203 on what would have been the third launch of the Yamal program. As ...

on what would have been the third launch of the Yamal program. As a copy of Yamal 201, it would be the second iteration of the USP Bus. It would have been a satellite with 4,080W of power (3.4 kW at end of life) on an unpressurized bus. It would have had eight SPT-70 electric thrusters by

OKB Fakel EDB Fakel (Russian ''ОКБ "Факел"'') is a Russian electric propulsion system development company. It is located in Kaliningrad in Kaliningrad Oblast. It was founded in 1955 as a ''Propulsion laboratory'' of the Soviet Academy of Sciences; ...

for station keeping. Its payload was 9 C band and 6 K_u band

transponders In telecommunications, a transponder is a device that, upon receiving a signal, emits a different signal in response. The term is a blend of ''transmitter'' and ''responder''. In air navigation or radio frequency identification, a flight trans ...

to be supplied 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 ...

History

During 1997, even before the launch of their first satellites (

Yamal 101 Yamal-101 (Russian language, Russian: ) was a geostationary orbit, geostationary communications satellite operated by Gazprom Space Systems and built by Energia (corporation), RSC Energia. It was, along with Yamal-102 the first communications s ...

and

Yamal 102 Yamal-102 (Russian language, Russian: ) was a geostationary orbit, geostationary communications satellite operated by Gazprom Space Systems, Gazkom and built by Energia (corporation), RSC Energia. It was, along with Yamal-101 the first communic ...

), Gazkom was planning the second generation. At that time they planned a 24 satellites of the second generation. This extremely aggressive plan was scaled back by 2001 with a plan to launch four 200 series satellites. The first two,

and

Yamal 202 Yamal-202 (Russian language, Russian: ) is a geostationary orbit, geostationary communications satellite operated by Gazprom Space Systems and built by Energia (corporation), RSC Energia. It was, along with Yamal-201 the second dual launch of t ...

would be launched by 2001 and the second pair, Yamal 203 and

by 2004. Yamal 201 and Yamal 203 would be identical and be positioned at the 90°E slot and Yamal 202 and Yamal 204 would also be twins and be positioned at the 49°E slot. But the program was delayed and while Yamal 201 and Yamal 202 actually launched on November 24, 2003, Gazkom moved to the

Yamal 301 Yamal (russian: Яма́л) is a Communication satellite, communication and Satellite broadcasting, broadcasting system developed and operated by Gazprom Space Systems. Born out of the connectivity needs of the natural gas extraction giant Gazpr ...

and

Yamal 302 Yamal (russian: Яма́л) is a communication and broadcasting system developed and operated by Gazprom Space Systems. Born out of the connectivity needs of the natural gas extraction giant Gazprom, the system was spun off in its own company, a ...

project, cancelling both Yamal 203 and Yamal 204.

References

External links

Gunter Space Page on the Yamal 201/203
{{Yamal Yamal-203 Satellites using the USP bus Cancelled spacecraft

History

See also

References

External links