About SES-21
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 53961U 22123B 25325.49043405 .00000091 00000-0 00000+0 0 9999
2 53961 0.0347 49.9673 0000958 188.4083 227.9280 1.00268683 5135
Epoch: Nov 21, 2025 •
Age: 14 hours
Current Status
Altitude 35785.6 km
Velocity 3.07 km/s
Sub-Earth Point -0.02°S,
131.01°W
Launch Date Oct 4, 2022
Age 3.1 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
Large Constellations
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