Ekspress-AMU3

Ekspress-AMU3 (Russian: Экспресс-АМU3, meaning Express-AMU3) is a Russian domestic communications satellite. It belongs to the Russian Satellite Communications Company (RSCC) based in Moscow, Russia. To provide of communications services (digital television, telephony, videoconferencing, data transmission, the Internet access, presidential and governmental mobile communications) and to deploy satellite networks by applying VSAT technology to Russia. Replacement for Ekspress-AM3.[2]

Ekspress-AMU3
NamesЭкспресс-АМU3
Ekspress-AMU3
Express-AMU3
Mission typeCommunications
OperatorRSCC
COSPAR ID2021-123A
SATCAT no.50001
Websitehttps://eng.rscc.ru/
Mission duration15 years (planned)
1 year, 10 months, 12 days (in progress)
Spacecraft properties
SpacecraftEkspress-AMU3
Spacecraft typeEkspress
BusEkspress-1000N
ManufacturerISS Reshetnev (bus)
Thales Alenia Space (payload)
Launch mass2,150 kg (4,740 lb)
Start of mission
Launch date13 December 2021, 12:07 UTC
RocketProton-M / Briz-M
Launch siteBaikonur, Site 200/39
ContractorKhrunichev State Research and Production Space Center
Entered service4 May 2022
Orbital parameters
Reference systemGeocentric orbit[1]
RegimeGeostationary orbit
Longitude103° East
Transponders
Band17-31 transponders:
7 C-band
8-22 Ku-band
2 L-band
Coverage areaRussia
 

Satellite description

The satellite has 7 C-band transponders and 2 L-band transponders, while the architecture for the Ku-band is reconfigurable allowing either 8 or 22 active transponders.[3] The Ekspress-AMU3 Russian domestic communications satellite, built by Information Satellite Systems Reshetnev (ISS Reshetnev) for Kosmicheskaya Svyaz. The communications payload was built by the French company Thales Alenia Space, in Italy.

Launch

Ekspress-AMU3 was launched on a Proton-M / Briz-M launch vehicle on 13 December 2021, at 12:07 UTC, from Site 200/39 at Baikonur Cosmodrome, Kazakhstan.[4]

Mission

Ekspress-AMU3 was launched with Ekspress-AMU7.

See also

References
  1. "Ekspress-AMU3, -AMU7". Gunter's Space Page. 2 December 2020. Retrieved 24 April 2021.
  2. "Russian rocket deploys Express comsats into high-altitude orbit". Spaceflight Now. 14 December 2021. Retrieved 14 December 2021.
  3. "Запуск космических аппаратов "Экспресс АМУ-3" и "Экспресс АМУ-7"" [Launch of the spacecraft "Express AMU-3" and "Express AMU-7"]. Roscosmos. Retrieved 9 December 2021.
  4. "Спутники "Экспресс-АМУ3" и "Экспресс-АМУ7" запустят 8 ноября" [The satellites "Ekspress-AMU3" and "Ekspress-AMU7" will be launched on November 8] (in Russian). TASS. 4 June 2021. Retrieved 23 July 2021.
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