About Kosmos-521
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 6206U 72074A 26057.80124675 -.00000072 00000-0 84953-5 0 9991
2 6206 65.8273 194.6103 0005965 181.4978 327.6102 13.72507595676468
Epoch: Feb 26, 2026 •
Age: 5 hours
Current Status
Altitude 1001.6 km
Velocity 7.36 km/s
Sub-Earth Point 64.67°N,
105.6°E
Type other
Large Constellations
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