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SES-4

Names	NSS-14
Mission type	Communications
Operator	SES New Skies / SES
COSPAR ID	2012-007A
SATCAT no.	38087
Website	https://www.ses.com/
Mission duration	15 years (planned) 12 years, 10 months, 5 days (elapsed)
Spacecraft properties
Spacecraft	NSS-14
Bus	SSL-1300
Manufacturer	Space Systems/Loral
Launch mass	6,180 kg (13,620 lb)
Power	20 kW
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
Orbital parameters
Reference system	Geocentric orbit
Regime	Geostationary orbit
Longitude	22° West
Transponders
Band	124 transponders: 52 C-band 72 Ku-band
Bandwidth	36 MHz
Coverage area	North America, South America, Europe, Middle East, West Africa
SES constellation← SES-3SES-5 →

SES-4 is a communications satellite operated by SES World Skies (now SES).

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.

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.

Mission

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

References

1. "Display: SES 4 2012-007A". NASA. 5 April 2021. Retrieved 12 April 2021. 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.

• Communications satellites in geostationary orbit
• Spacecraft launched in 2012
• SES satellites
• Satellites of Luxembourg