About Radio RS-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 12998U 81120B 26056.10755969 -.00000064 00000-0 -87317-3 0 9993
2 12998 82.9632 181.5846 0018537 354.5084 124.6327 12.03196350940689
Epoch: Feb 25, 2026 •
Age: 14 hours
Current Status
Altitude 1663.9 km
Velocity 7.05 km/s
Sub-Earth Point 44.74°N,
150.65°E
Launch Date Dec 17, 1981
Age 44.1 years
Type other
Technical Details
Classification Payload
Mass 70.00 kg
Dry Mass 70.00 kg
Total Mass 70.00 kg
Length 0.80 m
Diameter 0.80 m
Span 0.80 m
Shape Poly
Manufacturer NPOPM/MAIO
Bus Type Strela-1M
Phase Status In Orbit
Owner/State NPOPM/MAIO/SU
Large Constellations
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