Objectives and Applications
Observation of greenhouse gases (CO2, CH4), air pollutant (NO2), and solar-induced chlorophyll fluorescence (SIF).
Observation of greenhouse gases and understanding of water cycle mechanisms
Full Name
Global Observing SATellite for Greenhouse gases and Water cycle
aka Ibuki GW
Mission Status
Operational (nominal)
Mission Agencies
JAXA
, MOE (Japan), NIES (Japan)
Launch Date
29 Jun 2025
Mission Links
EOL Date
Jun 2032
Orbit Type
Sun-synchronous
Orbit Period
98.18 minutes
Orbit Sense
Ascending
Orbit Inclination
98.06 deg
Orbit Altitude
666 km
Orbit Longitude
Orbit LST
13:30
Repeat Cycle
3 days
NORAD Catalog #
International Designator
| Category | Parameter | Instrument(s) |
| Atmosphere | Atmospheric Humidity Fields | AMSR3 |
| Cloud particle properties and profile | AMSR3 |
| Liquid water and precipitation rate | AMSR3 |
| Trace gases (excluding ozone) | TANSO-3 |
| Land | Soil moisture | AMSR3 |
| Vegetation | TANSO-3 |
| Ocean | Ocean surface winds | AMSR3 |
| Surface temperature (ocean) | AMSR3 |
| Snow & Ice | Snow cover, edge and depth | AMSR3 |
| Sea ice cover, edge and thickness | AMSR3 |
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