About Protostar 1
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 33153U 08034A 25338.49432112 -.00000210 00000-0 00000-0 0 9991
2 33153 2.2050 82.7411 0005398 178.5677 318.7230 1.00271130 63744
Epoch: Dec 4, 2025 •
Age: 15 hours
Current Status
Altitude 35809.2 km
Velocity 3.07 km/s
Sub-Earth Point 0.08°N,
31.5°W
Launch Date Jul 7, 2008
Age 17.4 years
Type other
Technical Details
Classification Payload
Mass 4194.00 kg
Dry Mass 1774.00 kg
Total Mass 4194.00 kg
Length 6.20 m
Diameter 2.40 m
Span 31.10 m
Shape Box + 2 Pan + Dish
Manufacturer LOR
Bus Type FS-1300
Phase Status Unknown Active Status
Owner/State PROTO/BM
Large Constellations
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