About Sentinel-1A
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 39634U 14016A 25325.93903558 .00000217 00000-0 55748-4 0 9999
2 39634 98.1807 331.4869 0001269 89.0961 271.0384 14.59200466619799
Epoch: Nov 21, 2025 •
Age: 4 hours
Current Status
Altitude 704.6 km
Velocity 7.50 km/s
Sub-Earth Point -22.58°S,
45.6°E
Launch Date Apr 3, 2014
Age 11.6 years
Type earth observation
Technical Details
Classification Payload
Mass 2157.00 kg
Dry Mass 2027.00 kg
Total Mass 2157.00 kg
Length 3.42 m
Diameter 1.60 m
Span 21.04 m
Shape Box + 4 pan
Manufacturer THALES
Bus Type PRIMA
Phase Status In Orbit
Owner/State ESA/I-ESA
Large Constellations
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