Skynet 4D

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General

Designation	25134 / 98002A
Launch date	10 Jan 1998
Country of origin	United Kingdom
Mission	Military: telecommunications
Geostationary orbit	see below
Launch vehicle	Delta 2 #252

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Location

Begin	End	Position
L: 10 Jan 1998	Apr 1998	5°E
Jun 1998	Jul 1999	53°E
Oct 1999	Oct 2002	34.5°W
Feb 2003	Dec 2003	39°E
Feb 2004	Jan 2008	34.5°W

The satellite had a partial failure in orbit; insurance paid $17 million.

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End of life

Out of service	Jan 2008
Cause	Sent to the junk orbit.

sat-index articles

Technical data

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Specifications
UHF-band
X-band
EHF-band

The Skynet 4D, E & F are modified & enhanced satellites. They have steerable spot beam SHF antennas and more power.

Possible telemetry at 2227.5 MHz

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