BackForward Satellite: GOSAT-GW 

Satellite details
Acronym GOSAT-GW
Full name Global Observation SATellite for Greenhouse gases and Water cycle
Satellite Description
  • 3rd flight unit of the GOSAT programme.
  • Main missions: atmospheric chemistry and multi-purpose MW imagery.
  • Instrument descriptions not fully available. The optical payload will combine the GOSAT-2 TANSO-FTS/2 and TANSO-CAI/2.  The MW radiometer, AMSR-3, will be a follow-on of AMSR-2 being flown on GCOM-W, with addition of channels at 165.5 GHz and in the 183 GHz band.
Mass at launch 2600 kg Dry mass
Power 5300 W
Data access link no link provided
Data access information
  • All data access provided by National Institute for Environmental Studies
Orbit Sunsynchronous orbit Altitude 666 km
ECT 13:30 asc


Space agency JAXAMOE
Status Planned
Details on Status
(as available)
  • ECT to be confirmed.
Launch ≥2023 EOL ≥2030
Last update: 2022-03-21
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on GOSAT-GW

Acronym Full name
AMSR-3 Advanced Microwave Scanning Radiometer - 3
TANSO-3 Thermal And Near infrared Sensor for carbon Observations
Show instrument status and calibration
Telecommunication frequency or microwave sensing channel information Show expert details
Service Dir or Mode Frequency Emission designator Bandwidth Polarisation D/A Data rate or Baseband Comments
AMSR-3 passive 6925 MHz 350000  kHz H&V A  
AMSR-3 passive 7300 MHz 350000  kHz H&V A  
AMSR-3 passive 10250 MHz 500000  kHz H&V A  
AMSR-3 passive 10650 MHz 100000  kHz H&V A  
AMSR-3 passive 18700 MHz 200000  kHz H&V A  
AMSR-3 passive 23800 MHz 400000  kHz H&V A  
AMSR-3 passive 36500 MHz 1000000  kHz H&V A  
AMSR-3 passive 89000 MHz 3000000  kHz H&V A  
AMSR-3 passive 165500 MHz 4000000  kHz V A  
AMSR-3 passive 183310 MHz 2000000  kHz V A   2 water vapour channels +/-3GHz; +/-7GHz