About Swarm B
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 39451U 13067A 25339.25887225 .00007601 00000-0 28632-3 0 9998
2 39451 87.7454 41.1259 0003321 90.0303 270.1326 15.26931365653630
Epoch: Dec 5, 2025 •
Age: 18 hours
Current Status
Altitude 488.6 km
Velocity 7.62 km/s
Sub-Earth Point 35.16°N,
142.08°E
Launch Date Nov 22, 2013
Age 12 years
Type other
Technical Details
Classification Payload
Mass 473.00 kg
Dry Mass 367.00 kg
Total Mass 473.00 kg
Length 5.00 m
Diameter 1.50 m
Span 9.30 m
Shape Half hex prism+ boom
Manufacturer EASF
Bus Type Flexbus
Phase Status In Orbit
Owner/State ESA/I-ESA
Large Constellations
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