SES-5

SES-5
NamesSES-5 (2011-present)
Astra 4B (2010-2011)
Sirius 5 (2008-2010)
Mission typeCommunications
OperatorSES Sirius / SES World Skies / SES
COSPAR ID2012-036A Edit this at Wikidata
SATCAT no.38652
Websitehttps://www.ses.com/
Mission duration15 years (planned)
12 years, 5 months, 23 days (elapsed)
Spacecraft properties
BusSSL 1300
ManufacturerSpace Systems/Loral
Launch mass6,086 kg (13,417 lb) [1]
Start of mission
Launch date9 July 2012, 18:38:30 UTC
RocketProton-M / Briz-M
Launch siteBaikonur, Site 81/24
ContractorKhrunichev State Research and Production Space Center
Entered serviceSeptember 2012
Orbital parameters
Reference systemGeocentric orbit
RegimeGeostationary orbit
Longitude5° East
Transponders
Band60 transponders:
24 C-band
36 Ku-band
BandwidthC-band: 36 MHz
Ku-band: 33-36 MHz
Coverage areaAtlantic Ocean
Sub-Saharan Africa
North Africa
Europe
Middle East

SES-5 (also known as Astra 4B and Sirius 5) is a commercial geostationary communication satellite operated by SES It was launched on 9 July 2012. The launch was arranged by International Launch Services (ILS).

History

In October 2008, SES Sirius AB of Sweden (then 90% owned by SES and prior to 2003 called Nordic Satellite AB) ordered the Sirius 5 satellite from Space Systems/Loral.[2] Following full acquisition by SES in 2010, SES Sirius was renamed SES Astra (a subsidiary of SES) and the satellite renamed Astra 4B.[3] In 2011, SES Astra was merged back into SES and the satellite renamed SES-5.[4][5]

Satellite description

It was constructed by Space Systems/Loral, and is based on the SSL 1300 satellite bus. It carries 24 C-band and 36 Ku-band transponders. It covers Atlantic Ocean, Sub-Saharan Africa, North Africa, Europe, Middle East.[4][6]

EGNOSS payload

SES 5 is also carrying a hosted payload L-band navigation terminal for the executive commission of the 27-nation European Union. The terminal operated as part of the European Geostationary Navigation Overlay Service (EGNOS) system, which provides verification of Global Positioning System (GPS) navigation signals through the use of satellites in geostationary orbit.[7]

Launch

Sirius 5 was the original name of the SES-5 satellite. SES-5 that was launched on 9 July 2012, at 18:38:30 UTC from Baikonur Cosmodrome, Site 81/24 and is now co-located with Astra 4A (Sirius 4) at 5° East. This satellite provides a similar European and African coverage as Astra 4A.

See also

References

  1. ^ "Satellites". SatBeams. Retrieved 10 April 2021.
  2. ^ SES Orders New Sirius 5 Satellite from Loral Space Daily. 10 October 2008. Accessed 27 May 2020
  3. ^ SES Sirius changes name – to Astra Broadband TV News. 23 June 2010. Accessed 27 May 2022
  4. ^ a b "SES 5 / Astra 4B". Gunter's Space Page. 20 January 2020. Retrieved 10 April 2021.
  5. ^ SES adopts new management structure Broadband TV News. 2 May 2011. Accessed 27 May 2022
  6. ^ "SES-5". SES World Skies. Retrieved 10 April 2021.
  7. ^ "Display: SES-5 2012-036A". NASA. 5 April 2021. Retrieved 10 April 2021. Public Domain This article incorporates text from this source, which is in the public domain.

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