About Raduga
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 21821U 91087A 25323.73919764 .00000136 00000-0 00000+0 0 9999
2 21821 13.5201 342.5698 0005894 201.3229 173.5361 1.00248224124220
Epoch: Nov 19, 2025 •
Age: 10 hours
Current Status
Altitude 35772.2 km
Velocity 3.08 km/s
Sub-Earth Point 3.27°N,
32.6°E
Launch Date Dec 19, 1991
Age 33.9 years
Type other
Technical Details
Classification Payload
Mass 1965.00 kg
Dry Mass 1800.00 kg
Total Mass 1965.00 kg
Length 5.50 m
Diameter 2.50 m
Span 9.50 m
Shape Step Cyl + 2 Pan
Manufacturer NPOPM
Bus Type Raduga
Phase Status In Orbit
Owner/State UNKSR/SU
Large Constellations
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