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Jason-3

Jason-3 continues the high-precision ocean-altimetry record begun by TOPEX/Poseidon and the first two Jason missions. Launched on January 17, 2016, it measures sea-surface height for climate monitoring, operational oceanography and seasonal forecasting. NOAA and EUMETSAT lead the operational partnership, with CNES coordinating the system and NASA supporting science and mission contributions. After observing on the reference ground track through early April 2022, Jason-3 entered an interleaved repeat orbit on April 25, 2022, adding complementary spatial sampling to the continuing altimetry constellation.

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Identity

Aliases
Jason-3Jason 3Jason-3/Ocean Surface Topography Mission
Name
Jason-3
Status
active

Details

Astronauts
-
Description
Jason-3 continues the high-precision ocean-altimetry record begun by TOPEX/Poseidon and the first two Jason missions. Launched on January 17, 2016, it measures sea-surface height for climate monitoring, operational oceanography and seasonal forecasting. NOAA and EUMETSAT lead the operational partnership, with CNES coordinating the system and NASA supporting science and mission contributions. After observing on the reference ground track through early April 2022, Jason-3 entered an interleaved repeat orbit on April 25, 2022, adding complementary spatial sampling to the continuing altimetry constellation.
Destination
Circular, non-sun-synchronous orbit at 1336 km (66° inclination) for ocean-surface height measurements supporting sea-level, ocean-circulation, and climate studies
Launch Site
Outcome
Launched January 17, 2016, Jason-3 continues the long-term record of global ocean-surface topography and sea-level measurements.
Programs
Start Date
2016-01-17
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Creation Time
August 14, 2026 at 19:25:06 UTC
Updated Time
October 29, 2026 at 15:20:58 UTC

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