About Kosmos-1639
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 15621U 85023E 26013.57368995 .00000002 00000-0 11750-3 0 9996
2 15621 74.0536 173.0481 0025637 308.2905 117.6287 12.51055849864174
Epoch: Jan 13, 2026 •
Age: 15 hours
Current Status
Altitude 1467.6 km
Velocity 7.13 km/s
Sub-Earth Point 41.20°N,
2.03°W
Launch Date Mar 21, 1985
Age 40.8 years
Type other
Technical Details
Classification Payload
Mass 60.00 kg
Dry Mass 60.00 kg
Total Mass 60.00 kg
Length 0.80 m
Diameter 0.80 m
Span 0.80 m
Shape Poly
Manufacturer NPOPM
Bus Type Strela-1 11F625
Phase Status In Orbit
Owner/State GUKOS/SU
Large Constellations
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