About SDA-1681
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 65991U 25230T 26014.07358286 .00000147 00000-0 11911-3 0 9992
2 65991 81.3015 354.5665 0003003 261.9283 98.1533 13.85279708 12485
Epoch: Jan 14, 2026 •
Age: 16 hours
Current Status
Altitude 960.6 km
Velocity 7.38 km/s
Sub-Earth Point 79.47°N,
97.34°E
Launch Date Oct 15, 2025
Age 0.2 years
Type other
Technical Details
Classification Payload
Mass 400.00 kg
Dry Mass 400.00 kg
Total Mass 400.00 kg
Length 0.60 m
Diameter 0.40 m
Span 3.60 m
Shape Box + panels
Manufacturer LMSSD/TERRAN
Bus Type LM-T1TL
Phase Status In Orbit
Owner/State SDA/US
Large Constellations
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