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GE-2, called AMC-2 after 2001, is a privately owned American communications satellite launched in 1997. It was the first of the GE series to be launched outside the United States . [ 1 ] It was launched by an Ariane 44L on 30 January 1997 at 22:04:00 UTC , flying from ELA-2 , Centre Spatial Guyanais alongside another satellite, Nahuel 1A .
There are 11 fully-operational Astra satellites and another 2 as backup/reserve, the majority in four orbital locations - Astra 19.2°E, Astra 28.2°E, Astra 23.5°E, Astra 5°E. Astra's principle of "co-location" (several satellites are maintained close to each other, all within a cube with a size of 150 km (93 mi).
A satellite in a geostationary orbit appears stationary, always at the same point in the sky, to ground observers. Popularly or loosely, the term "geosynchronous" may be used to mean geostationary. [1] Specifically, geosynchronous Earth orbit (GEO) may be a synonym for geosynchronous equatorial orbit, [2] or geostationary Earth orbit. [3]
AMC-21 is based on a STAR-2 satellite bus that provides 4.4 kilowatts of power for the communications payload. The platform will support a 15-year on-orbit mission life. [3] It carries 24 Ku-band transponders at 36 MHz, which will be used to broadcast television signals to Canada, United States, Mexico, the Caribbean, and Central America.
It was the third SES World Skies satellite to be launched following the merger, but the first to carry the new SES designation. [2] SES-1 operates in geostationary orbit, and is intended to be located at a longitude of 101° West, where it will replace the AMC-2 and AMC-4 satellites.
AMC-12 (formerly GE-1i) is an American geostationary communications satellite that was launched by a Proton-M / Briz-M launch vehicle at 02:27:32 UTC on 3 February 2005. The 4,979 kg (10,977 lb) satellite to provide voice and video services to the North America and South America, Europe, and Africa through separate beams to each region, after parking over the Atlantic Ocean through its 72 C ...
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AMC-9 (formerly GE-12) is a commercial broadcast communications satellite owned by SES World Skies, part of SES S.A. Launched on 6 June 2003, from Baikonur Cosmodrome, Kazakhstan, on the 300th launch of a Proton family rocket, [3] AMC-9 is a hybrid C-band / Ku-band satellite located at 83° West, covering Canada, United States, Mexico, and Caribbean.