About Ionosfera-M No. 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 64877U 25155B 25324.78603580 .00000078 00000-0 55423-4 0 9991
2 64877 98.5748 287.1968 0001812 87.3339 272.8046 14.21434161 16790
Epoch: Nov 20, 2025 •
Age: 4 hours
Current Status
Altitude 831.6 km
Velocity 7.44 km/s
Sub-Earth Point 71.59°N,
138.46°W
Launch Date Jul 25, 2025
Age 0.3 years
Type other
Technical Details
Classification Payload
Mass 430.00 kg
Dry Mass 430.00 kg
Total Mass 430.00 kg
Length 0.80 m
Diameter 1.20 m
Span 10.00 m
Shape Box+antennae
Manufacturer VNIIEMI
Bus Type Ionosfera-M
Phase Status In Orbit
Owner/State VNIIEMI/RU
Large Constellations
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