Find Gravity Probe B
NORAD ID: 28230 • Int'l Des: 2004-014 • Owner: MSFC • Country: US • operational
LEOCIRCULARPOLAR
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About Gravity Probe B
Group: 3 satellites
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Two-Line Element Set
1 28230U 04014A 26156.42624560 .00000767 00000-0 91865-4 0 9996
2 28230 89.8516 50.4187 0002410 74.9819 285.1673 14.83266044650601
Epoch: Jun 5, 2026 •
Age: 21 hours
Current Status
Altitude 646.0 km
Velocity 7.53 km/s
Sub-Earth Point -67.93°S,
50.73°E
Launch Date Apr 20, 2004
Age 22.1 years
Type other
Technical Details
Classification Payload
Mass 3145.00 kg
Dry Mass 2805.00 kg
Total Mass 3145.00 kg
Length 6.40 m
Diameter 2.60 m
Span 6.40 m
Shape Ell + Ant + 4 Pan
Manufacturer LMMS/STAN
Phase Status In Orbit
Owner/State MSFC/US
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