EchoStar I: Difference between revisions
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{{Short description|Communications satellite}} |
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{{Use American English|date=May 2017}} |
{{Use American English|date=May 2017}} |
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{{about|the 1990s communications satellite|the 1960s communications satellites|Echo 1|and|Echo 1A}} |
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{{Refimprove|date=November 2018}} |
{{Refimprove|date=November 2018}} |
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{{Infobox spaceflight |
{{Infobox spaceflight |
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| launch_date = {{start-date|December 28, 1995, 11:50|timezone=yes}} UTC |
| launch_date = {{start-date|December 28, 1995, 11:50|timezone=yes}} UTC |
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| launch_rocket = [[Long March (rocket family)|Long March 2E]] EPKM |
| launch_rocket = [[Long March (rocket family)|Long March 2E]] [[FG-46|EPKM]] |
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| launch_site = [[Xichang Satellite Launch Center|Xichang]] [[Xichang Space Center Launch Complex 2|LC-2]] |
| launch_site = [[Xichang Satellite Launch Center|Xichang]] [[Xichang Space Center Launch Complex 2|LC-2]] |
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| launch_contractor = |
| launch_contractor = |
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'''EchoStar I''' |
'''EchoStar I''' was a [[communications satellite]] operated by [[EchoStar]]. Launched in 1995, it was operated in [[geostationary orbit]] at a longitude of 77 degrees west for 12 or 15 years. The company has approved the transfer of the 77 degree west orbital position to [[QuetzSat]] as of September 22, 2010. It appears to be retired as of 2023. |
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== Satellite == |
== Satellite == |
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The launch of EchoStar made use of a [[Long March (rocket family)|Long March]] rocket flying from [[Xichang Satellite Launch Center]] in [[Sichuan]] province of the [[People's Republic of China]]. The launch took place at 11:50 UTC on December 28, 1995, with the spacecraft entering a [[geosynchronous transfer orbit]]. The spacecraft carried 16 [[Ku band]] [[transponder]]s to enable direct broadcast communications and television channels through 0.5 |
The launch of EchoStar made use of a [[Long March (rocket family)|Long March]] rocket flying from [[Xichang Satellite Launch Center]] in [[Sichuan]] province of the [[People's Republic of China]]. The launch took place at 11:50 UTC on December 28, 1995, with the spacecraft entering a [[geosynchronous transfer orbit]]. The spacecraft carried 16 [[Ku band]] [[transponder]]s to enable direct broadcast communications and television channels through {{convert|0.5|m|adj=on}} dishes on the ground in the [[Contiguous United States|American continents]].<ref name="gsp">{{cite web|url=http://space.skyrocket.de/doc_sdat/echostar-1.htm|title=EchoSatr 1, 2|first=Gunter|last=Krebs|work=Gunter's Space Page|access-date=May 14, 2017}}</ref><ref name="tse">{{cite web|url=http://www.tbs-satellite.com/tse/online/sat_echostar_1.html|title=EchoStar 1|author=TSE|access-date=May 14, 2017}}</ref> |
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== Specifications == |
== Specifications == |
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{{Orbital launches in 1995}} |
{{Orbital launches in 1995}} |
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{{EchoStar satellites}} |
{{EchoStar satellites}}{{Dish Network}} |
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[[Category:Spacecraft launched in 1995]] |
[[Category:Spacecraft launched in 1995]] |
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[[Category:Communications satellites in geostationary orbit]] |
[[Category:Communications satellites in geostationary orbit]] |
Latest revision as of 17:38, 3 October 2023
This article needs additional citations for verification. (November 2018) |
Mission type | Communications |
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Operator | EchoStar |
COSPAR ID | 1995-073A |
SATCAT no. | 23754 |
Mission duration | 12 years |
Spacecraft properties | |
Bus | AS-7000 |
Manufacturer | Lockheed Martin Astro Space |
Launch mass | 3,287 kilograms (7,247 lb) |
Dimensions | 4.08 × 2.22 × 2.54 m (13.4 × 7.3 × 8.3 ft) |
Power | 5 kW |
Start of mission | |
Launch date | December 28, 1995, 11:50 | UTC
Rocket | Long March 2E EPKM |
Launch site | Xichang LC-2 |
Orbital parameters | |
Reference system | Geocentric |
Regime | Geostationary |
Longitude | 77° West |
Semi-major axis | 42,164.0 kilometers (26,199.5 mi) |
Perigee altitude | 35,780.7 kilometers (22,233.1 mi) |
Apogee altitude | 35,806.7 kilometers (22,249.3 mi) |
Inclination | 0.7 degrees |
Period | 1,436.1 minutes |
Epoch | May 14, 2017 |
Transponders | |
Band | 16 Ku band |
Coverage area | Contiguous United States |
EIRP | 53 dBW |
EchoStar I was a communications satellite operated by EchoStar. Launched in 1995, it was operated in geostationary orbit at a longitude of 77 degrees west for 12 or 15 years. The company has approved the transfer of the 77 degree west orbital position to QuetzSat as of September 22, 2010. It appears to be retired as of 2023.
Satellite
[edit]The launch of EchoStar made use of a Long March rocket flying from Xichang Satellite Launch Center in Sichuan province of the People's Republic of China. The launch took place at 11:50 UTC on December 28, 1995, with the spacecraft entering a geosynchronous transfer orbit. The spacecraft carried 16 Ku band transponders to enable direct broadcast communications and television channels through 0.5-metre (1 ft 8 in) dishes on the ground in the American continents.[1][2]
Specifications
[edit]- Launch mass: 3,287 kilograms (7,247 lb)
- Power source: 2 deployable solar arrays, batteries
- Stabilization: 3-axis
- Propulsion: 2 × LEROS-1B
- Telemetry in the C band: 4.1986 & 4.1996 GHz
- Command: 5.926 & 6.423 GHz
See also
[edit]References
[edit]- ^ Krebs, Gunter. "EchoSatr 1, 2". Gunter's Space Page. Retrieved May 14, 2017.
- ^ TSE. "EchoStar 1". Retrieved May 14, 2017.