Find Skynet 4A
NORAD ID: 20401 • Int'l Des: 1990-001 • Owner: MOD • Country: UK • operational
HEOCIRCULAR
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About Skynet 4A
Skynet 4A (NORAD 20401) is a satellite launched Jan 1, 1990 by MOD of UK. It operates in HEO, CIRCULAR orbit with a mass of 763.00 kg.
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Altitude History
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Two-Line Element Set
1 20401U 90001A 26198.46096057 .00000000 00000-0 00000-0 0 9990
2 20401 12.4896 349.4696 0013096 312.9060 53.9862 0.98996344 47073
Epoch: Jul 17, 2026 •
Age: 16 hours
Current Status
Altitude 36129.7 km
Apogee / Perigee N/A
Velocity 3.06 km/s
Sub-Earth Point -11.21°S,
108.61°W
Launch Date Jan 1, 1990
Age 36.5 years
Type other
Technical Details
Classification Payload
Mass 763.00 kg
Dry Mass 615.00 kg
Total Mass 1430.00 kg
Length 2.10 m
Diameter 1.90 m
Span 16.00 m
Shape Box + 2 Pan
Manufacturer BAES
Bus Type ECS
Phase Status Renamed
Owner/State MOD/UK
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