SES-4

SES-4 is a communications satellite operated by SES World Skies, then by SES S.A.

SES-4
NamesNSS-14
Mission typeCommunications
OperatorSES New Skies / SES S.A.
COSPAR ID2012-007A
SATCAT no.38087
Websitehttps://www.ses.com/
Mission duration15 years (planned)
11 years, 7 months, 27 days (elapsed)
Spacecraft properties
SpacecraftNSS-14
BusSSL-1300
ManufacturerSpace Systems/Loral
Launch mass6,180 kg (13,620 lb)
Power20 kW[1]
Start of mission
Launch date14 February 2012, 19:36:37 UTC[2]
RocketProton-M / Briz-M
Launch siteBaikonur, Site 200/39
ContractorKhrunichev State Research and Production Space Center
Entered serviceApril 2012
Orbital parameters
Reference systemGeocentric orbit[3]
RegimeGeostationary orbit
Longitude22° West
Transponders
Band124 transponders:
52 C-band
72 Ku-band
Bandwidth36 MHz
Coverage areaNorth America, South America, Europe, Middle East, West Africa
 

Spacecraft

SES-4 was built by Space Systems/Loral (SSL), and is based on the SSL-1300 satellite bus. It is equipped with 52 C-band, and 72 Ku-band transponders, and at launch it had a mass of 6,180 kg (13,620 lb). It has a design life of fifteen years.[4]

Launch

It was launched on 14 February 2012, at 19:36:37 UTC on a Proton-M / Briz-M launch vehicle, the launch was arranged by International Launch Services (ILS), since Baikonour, Site 200/39.[4]

Mission

It is positioned at 22° West orbital location over Atlantic Ocean, replacing NSS-7.[4]

References

  1. "Display: SES 4 2012-007A". NASA. 5 April 2021. Retrieved 12 April 2021. Public Domain This article incorporates text from this source, which is in the public domain.
  2. "Launch Log". Jonathan's Space Report. 14 March 2021. Retrieved 12 April 2021.
  3. "SES 4". N2YO.com. Retrieved 12 April 2021.
  4. "SES 4". Gunter's Space Page. 11 December 2017. Retrieved 12 April 2021.
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