SES-3
NamesAMC ground spare
OS-2
Mission typeCommunications
OperatorSES Americom / SES S.A.
COSPAR ID2011-035A
SATCAT no.37748
Websitehttps://www.ses.com/
Mission duration15 years (planned)
12 years, 5 months, 30 days (elapsed)
Spacecraft properties
SpacecraftAMC ground spare
Spacecraft typeGEOStar-2
BusStar-2.4
ManufacturerOrbital Sciences Corporation
Launch mass3,112 kg (6,861 lb)
Power5 kW
Start of mission
Launch date15 July 2011, 23:16:10 UTC[1]
RocketProton-M / Briz-M
Launch siteBaikonur, Site 200/39
ContractorKhrunichev State Research and Production Space Center
Entered serviceSeptember 2011
Orbital parameters
Reference systemGeocentric orbit[2]
RegimeGeostationary orbit
Longitude103° West
Transponders
Band48 transponders:
24 C-band
24 Ku-band
Bandwidth36 MHz
Coverage areaNorth America
 

SES-3 is a communications satellite operated by SES World Skies, then by SES S.A.

Spacecraft

SES-3 was built by Orbital Sciences Corporation (OSC), and is based on the Star-2.4 satellite bus. It is equipped with 24 C-band, and 24 Ku-band transponders, and at launch it had a mass of 3,112 kg (6,861 lb). It has a design life of fifteen years, however it was launched with enough fuel to operate for at least sixteen years, if its systems are still functional.[3]

Launch

It was launched on 15 July 2011 at 23:16:10 UTC on a Proton-M / Briz-M launch vehicle, the launch was arranged by International Launch Services (ILS), since Baikonour, Site 200/39 alongside the KazSat-2 satellite.

Mission

It is positioned at 103.0° West orbital location over North America, replacing AMC-1. Clients include E. W. Scripps Company, In Demand, Pay-per-view, Ion Television, Mood Media, NBC and QVC.[4]

References

  1. ↑ McDowell, Jonathan. "Launch Log". Jonathan's Space Report. Retrieved 30 October 2013.
  2. ↑ "SES 3". N2YO.com. Retrieved 11 April 2021.
  3. ↑ Krebs, Gunter (11 December 2017). "SES 1, 2, 3". Gunter's Space Page. Retrieved 11 April 2021.
  4. ↑ "SES 3 at 103.0° W". LyngSat.
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