|Operator||SES New Skies / SES S.A.|
|Mission duration||15 years (planned)|
10 years, 1 month, 16 days (elapsed)
|Launch mass||6,180 kg (13,620 lb)|
|Start of mission|
|Launch date||14 February 2012, 19:36:37 UTC|
|Rocket||Proton-M / Briz-M|
|Launch site||Baikonur, Site 200/39|
|Contractor||Khrunichev State Research and Production Space Center|
|Entered service||April 2012|
|Reference system||Geocentric orbit|
|Coverage area||North America, South America, Europe, Middle East, West Africa|
SES-4 is a communications satellite operated by SES World Skies, then by SES S.A.
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.
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.
It is positioned at 22° West orbital location over Atlantic Ocean, replacing NSS-7.