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About SES-21
Group: 3 satellites
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Upcoming Passes
Passes for default location (London). Set your location on the main map for personalized predictions.
Altitude History
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Two-Line Element Set
1 53961U 22123B 26107.69797916 .00000076 00000-0 00000-0 0 9997
2 53961 0.0240 68.4061 0000990 312.8663 304.8344 1.00270384 6607
Epoch: Apr 17, 2026 •
Age: 17 hours
Current Status
Altitude 35790.1 km
Velocity 3.07 km/s
Sub-Earth Point -0.00°S,
131.01°W
Launch Date Oct 4, 2022
Age 3.5 years
Type communications
Technical Details
Classification Payload
Mass 1768.00 kg
Dry Mass 1638.00 kg
Total Mass 1768.00 kg
Length 5.00 m
Diameter 3.50 m
Span 30.00 m
Shape Box + 2 Pan
Manufacturer BOES
Bus Type BSS-702SP
Phase Status In Orbit
Owner/State SESSAP/US
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