About

Skynet 4E

operational
NORAD ID: 25639 • Int'l Des: 1999-009 • Owner: MOD • Country: UK
HEOCIRCULARGSO
POV Track Ground

About Skynet 4E

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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 25639U 99009B 25273.02114394 -.00000028 00000-0 00000+0 0 9995
2 25639 11.9082 10.5043 0002868 192.8982 171.9774 1.00272319 48579
Epoch: Sep 30, 2025 • Age: 119 hours

Current Status

Altitude 35797.4 km
Velocity 3.07 km/s
Sub-Earth Point -1.61°S, 1.1°W
Launch Date Feb 26, 1999
Age 26.6 years
Type other

Technical Details

Classification Payload
Mass 823.00 kg
Dry Mass 719.00 kg
Total Mass 1490.00 kg
Length 2.10 m
Diameter 1.90 m
Span 16.00 m
Shape Box + 2 Pan
Manufacturer MMSS
Bus Type ECS
Phase Status Renamed
Owner/State MOD/UK
Data: planet4589.org

Large Constellations

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