About MMS 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 40485U 15011D 25277.58336806 -.00001180 00000-0 00000+0 0 9991
2 40485 67.8575 352.7480 8584606 161.9518 141.8732 0.28425811 1387
Epoch: Oct 4, 2025 •
Age: 6 hours
Current Status
Altitude 174926.0 km
Velocity 0.56 km/s
Sub-Earth Point -18.02°S,
25.88°E
Launch Date Mar 13, 2015
Age 10.5 years
Type other
Technical Details
Classification Payload
Mass 1360.00 kg
Dry Mass 1000.00 kg
Total Mass 1360.00 kg
Length 1.20 m
Diameter 3.60 m
Span 112.00 m
Shape Cylinder+antennae
Manufacturer GSFC
Bus Type MMS-SMART
Phase Status Deep Space
Owner/State GSFC/US
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