About Radiation Belt Storm Probe 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 38753U 12046B 26066.05869268 .00005701 00000-0 94461-3 0 9993
2 38753 10.0899 207.9069 6394779 16.2602 357.1101 3.47726596140989
Epoch: Mar 7, 2026 •
Age: 15 hours
Current Status
Altitude 1423.7 km
Velocity 8.97 km/s
Sub-Earth Point 9.46°N,
121.11°W
Launch Date Aug 30, 2012
Age 13.5 years
Type other
Technical Details
Classification Payload
Mass 667.00 kg
Dry Mass 611.00 kg
Total Mass 667.00 kg
Length 1.30 m
Diameter 1.80 m
Span 101.70 m
Shape Oct+4 pan+8 booms
Manufacturer APL
Bus Type RBSP
Phase Status Renamed
Owner/State GSFC/APL/US
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