| EchoStar XI | |
| Mission Type: | Communication |
| Operator: | EchoStar |
| Cospar Id: | 2008-035A |
| Satcat: | 33207 |
| Mission Duration: | 15 years (planned) |
| Spacecraft Bus: | LS-1300 |
| Manufacturer: | SSL |
| Dry Mass: | 2479kg (5,465lb) |
| Launch Mass: | 5511kg (12,150lb) |
| Launch Date: | UTC |
| Launch Rocket: | Zenit-3SL |
| Launch Site: | Ocean Odyssey |
| Orbit Reference: | Geocentric |
| Orbit Regime: | Geostationary |
| Orbit Inclination: | 0 degrees |
| Orbit Period: | 1,437.0 minutes |
| Orbit Longitude: | 110° West |
| Apsis: | gee |
| Trans Band: | 29 |
| Trans Coverage: | Contiguous United States |
EchoStar XI, also known as EchoStar 11, is an American geostationary communications satellite which is operated by EchoStar on behalf of Dish Network. It is positioned in Geostationary orbit at a longitude of 110° West, from where it is used to provide direct broadcasting services to the United States.[1]
EchoStar XI was built by SSL, and is based on the LS-1300 satellite bus.[2] It is equipped with 29 transponders, and at launch it had a mass of, with an expected operational lifespan of 16 years.[3] The satellite was launched on 16 July 2008 using a Sea Launch Zenit-3SL carrier rocket flying from the Ocean Odyssey launch platform in the equatorial Pacific Ocean about south of Hawaii.[4]