picture of the encyclopedia
previous next
Version 0.81 comes with a new web design! Please allow popups for navigation.

Skynet 4D


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


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.

End of life

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

sat-index articles

Technical data


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

© TBS Internet, all rights reserved. All reproduction, copy or mirroring prohibited. Legal notice
francais anglais contact