About WEOS
Group: 3 satellites
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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 27599U 02056C 26061.15729733 .00000220 00000-0 10123-3 0 9991
2 27599 98.8038 27.4828 0008525 266.2860 93.7347 14.30799067211048
Epoch: Mar 2, 2026 •
Age: 36 hours
Current Status
Altitude 808.5 km
Velocity 7.45 km/s
Sub-Earth Point 81.15°N,
35.41°W
Launch Date Dec 14, 2002
Age 23.2 years
Type other
Technical Details
Classification Payload
Mass 50.00 kg
Dry Mass 50.00 kg
Total Mass 50.00 kg
Length 0.50 m
Diameter 0.50 m
Span 3.50 m
Shape Box + Ant
Manufacturer CHIBA
Phase Status In Orbit
Owner/State CHIBA/J
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