Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Himawari

retired

ひまわり

Earth ObservationGEOCOSPAR 1977-065ALaunched 7/14/1977
Admin Edit
Mission & Launch
Launch Mission
GMS
Launch Vehicle
Delta 2914
Launch Date
7/14/1977
Last Contact
9/17/1989
Orbit & Mass
Orbit Class
GEO
Altitude
35,786.5 km
Inclination
1.11 deg
Dry Mass
258 kg
Total Mass
664 kg
Payload Classification
Mission Type
Earth Observation
Payload Category
MET
Payload Class
C
Organizations
Operator
Japan Aerospace Exploration Agency (JAXA)
Manufacturer
Hughes Space and Comms. Co (Hughes Satellite Systems)
Constellation
Name
Himawari / GMS weather satellites
Active Satellites
2
Registry
COSPAR ID
1977-065A
UN Registration
A/AC.105/INF.366
Track
Mentions
34
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

Mitsubishi HC Capital will establish a special purpose company in collaboration with the Japan Meteorological Agency and the National Institute of Information and Communications Technology for the operation of the Himawari geostationary meteorological satellites.

RelationshipsValue 4.0Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

Mitsubishi HC Capital will manage financial advisory and loan services for the Himawari satellite operation.

Page1of2
RelationshipsFinancialValue 3.8Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

The consortium awarded the operation of the Himawari satellites includes Mitsubishi HC Capital, Space Technology Development Corporation, and Internet Initiative Japan.

RelationshipsValue 4.0Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

The SPV (special purpose vehicle) formed for the Himawari operation is named Geostationary Meteorological Satellite System Service Co., Ltd.

GeneralValue 3.0Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

Internet Initiative Japan will be responsible for the development and maintenance of ground facilities and equipment for the Himawari satellites.

CapabilityRelationshipsValue 3.7Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

The total contract value for the operation of the Himawari satellites is approximately 44.6 billion yen.

FinancialRelationshipsValue 4.0Dec 15, 202512/15三菱HCキャピタルら、気象衛星「ひまわり」9号・10号の運用を受託 ほか3件

In 2023, L3Harris received a five-year contract to build and deliver the advanced imager and hyperspectral IR sounder payloads for Himawari-10.

RelationshipsPlanCapabilityValue 4.5Dec 13, 2025L3Harris Technologies Completes Critical Design Review For JMA’s Himawari-10 Instruments

L3Harris Technologies has completed the Critical Design Review (CDR) of the imaging and sounding instruments for the Japan Meteorological Agency’s (JMA) new geostationary meteorological satellite, Himawari-10.

CapabilityPlanValue 4.0Dec 13, 2025L3Harris Technologies Completes Critical Design Review For JMA’s Himawari-10 Instruments

The Himawari-10 sounder will provide highly accurate, real-time data regarding atmospheric temperature and humidity.

CapabilityValue 2.6Dec 13, 2025L3Harris Technologies Completes Critical Design Review For JMA’s Himawari-10 Instruments

The Himawari-10 imager includes two new spectral bands for superior water vapor measurement, and seven other bands for enhanced resolution.

CapabilityValue 4.0Dec 13, 2025L3Harris Technologies Completes Critical Design Review For JMA’s Himawari-10 Instruments

Manufacturing of subsystems for the Himawari-10 instruments is currently underway.

CapabilityPlanValue 3.5Dec 13, 2025L3Harris Technologies Completes Critical Design Review For JMA’s Himawari-10 Instruments

Under a contract with the Mitsubishi Electric Group, L3Harris will build and deliver an advanced imager and sounder for JMA’s Himawari-10 satellite.

RelationshipsValue 4.5Apr 14, 2023L3Harris to build Geostationary Weather Satellite Sensors for Japan

Himawari-10 will carry a next-generation hyperspectral infrared sounder to improve weather prediction accuracy.

CapabilityGeneralValue 4.0Apr 14, 2023L3Harris to build Geostationary Weather Satellite Sensors for Japan

The Himawari-10 imager will use a similar technical platform as L3Harris’ Advanced Baseline Imager on NOAA’s Geostationary Operational Environmental Satellite-R.

CapabilityGeneralValue 4.0Apr 14, 2023L3Harris to build Geostationary Weather Satellite Sensors for Japan

The tailored Japanese spectral bands on the Himawari-10 imager are intended to supply advanced geostationary weather information for the international community.

CapabilityGeneralValue 2.1Apr 14, 2023L3Harris to build Geostationary Weather Satellite Sensors for Japan

The Himawari-10 imager will use a similar technical platform as L3Harris’ Advanced Baseline Imager on NOAA’s Geostationary Operational Environmental Satellite-R (GOES-R).

CapabilityValue 4.0Apr 13, 2023L3Harris engaged by the JMA to build weather satellite sensors

The Himawari-10 imager and sounder will be developed and built at L3Harris’ Fort Wayne, Indiana facilities.

CapabilityGeneralValue 4.2Apr 13, 2023L3Harris engaged by the JMA to build weather satellite sensors

L3Harris will build and deliver an advanced imager and sounder for the Japan Meteorological Agency’s Himawari-10 satellite under a contract with the Mitsubishi Electric Group.

RelationshipsValue 5.0Apr 13, 2023L3Harris engaged by the JMA to build weather satellite sensors

The hyperspectral infrared sounder on Himawari-10 will provide improved weather prediction accuracy and enhanced environmental monitoring for extreme weather events impacting Japan.

CapabilityGeneralValue 3.0Apr 13, 2023L3Harris engaged by the JMA to build weather satellite sensors

Himawari-10’s hyperspectral infrared sounder is intended to improve forecasting of heavy and torrential rain and typhoon paths.

CapabilityGeneralValue 3.5Mar 24, 2023Mitsubishi Electric Secures Contract for Building Japan's Next Weather Satellite