About Sejong-4
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 66653U 25274D 26019.23947405 .00002071 00000-0 20896-3 0 9996
2 66653 97.7420 310.7681 0013955 125.8445 234.4072 14.92108271 7997
Epoch: Jan 19, 2026 •
Age: 13 hours
Current Status
Altitude 612.3 km
Velocity 7.55 km/s
Sub-Earth Point -31.92°S,
80.23°W
Launch Date Nov 26, 2025
Age 0.1 years
Type other
Technical Details
Classification Payload
Mass 7.00 kg
Dry Mass 7.00 kg
Total Mass 7.00 kg
Length 0.30 m
Diameter 0.10 m
Span 0.80 m
Shape Box + 2 pan
Manufacturer HANCOM
Bus Type Cubesat 6U
Phase Status In Orbit
Owner/State HANCOM/KR
Large Constellations
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