SES-4
Communications satellite
From Wikipedia, the free encyclopedia
SES-4 is a communications satellite operated by SES World Skies (now SES).
| 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) 14 years, 1 month, 3 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[1] |
| Start of mission | |
| Launch date | 14 February 2012, 19:36:37 UTC[2] |
| 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[3] |
| 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 |
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]
