Skynet 4A

operational
NORAD ID: 20401 Int'l Des: 1990-001 Owner: MOD Country: UK
HEOCIRCULAR

About Skynet 4A

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Live Position

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Upcoming Passes

Altitude History

Altitude vs Time

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Two-Line Element Set

1 20401U 90001A 26016.08842774 -.00000121 00000-0 00000-0 0 9997
2 20401 12.5521 350.4997 0016665 306.4049 221.9523 0.99000090 45260
Epoch: Jan 16, 2026 • Age: 13 hours

Current Status

Altitude 36109.5 km
Velocity 3.06 km/s
Sub-Earth Point 1.17°N, 8.99°E
Launch Date Jan 1, 1990
Age 36 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

Large Constellations

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