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| Jul. 17, 2025 |
| Delay/undeliverability of inquiry e-mail Due to a mail system failure, an inquiry e-mail has been delayed/undelivered since 10:30 a.m. on July 15, 2025 (JST). We will report to you as soon as we resume the mail system. We are sorry for any inconvenience caused. |
| Jul. 01, 2025 |
| Completion of Critical Operations Phase, Global Observing SATellite for Greenhouse gases and Water cycle "IBUKI GW" (GOSAT-GW) |
| Jun. 30, 2025 |
| Images of “IBUKI GW” (GOSAT-GW) AMSR3 Initial Run-up |
| Jun. 30, 2025 |
| Images of “IBUKI GW” (GOSAT-GW) AMSR3 Antenna Deployment |
| Jun. 30, 2025 |
| Change in “IBUKI GW” (GOSAT-GW) AMSR3 Antenna Deployment Schedule |
| Jun. 29, 2025 |
| Images of “IBUKI GW” (GOSAT-GW) Solar Array Paddles Deployment |
| Jun. 29, 2025 |
| Status of Global Observing SATellite for Greenhouse gases and Water cycle "IBUKI GW" (GOSAT-GW) |
| Jun. 24, 2025 |
| [Rescheduled]Launch of the Global Observing SATellite for Greenhouse gases and Water cycle (GOSAT-GW) (in Japanese) |
| Jun. 04, 2025 |
| The GOSAT-GW x H-IIA Rocket No. 50 special website has been released (in Japanese) |
| Apr. 25, 2025 |
| Launch of the Global Observing SATellite for Greenhouse gases and Water cycle (GOSAT-GW) (Japanese only) |
| Feb. 20, 2025 |
| (Resumed)Notification that browsing Web Pages and new user registration is unavailable (Feb. 14, 2025) Regarding the suspension of web page browsing and new user registration due to network system maintenance announced on February 14, 2025, the system has now been restored. We apologize for the inconvenience. |
| Feb. 14, 2025 |
| Notification that browsing Web Pages and new user registration is unavailable (Feb. 14, 2025) Due to network system maintenance, the following pages will be unavailable for viewing and new user registration from 17:00 JST (8:00 UTC) on Feb 14th. ·GCOM Web page (https://suzaku.eorc.jaxa.jp/GCOM/index.html) ·GCOM-W page (https://suzaku.eorc.jaxa.jp/GCOM_W/index.html) ·GHRSST Server @ JAXA EORC (https://suzaku.eorc.jaxa.jp/GHRSST/) ·JASMES for Water Cycle (https://suzaku.eorc.jaxa.jp/cgi-bin/gcomw/jasmes_daily/jasmes_daily_detail_v3.cgi?lang=en) During this time, new user registrations will be unavailable, but existing users will be able to obtain data. We will announce the reopening date as soon as it is decided. |
| Feb. 05, 2025 |
| The topics page has been added The topics page has been added, providing stories related to the AMSR series. |
| Jan. 08, 2025 |
| AMSR Viewer now supports Arctic and Antarctic projections The AMSR Earth Environment Viewer (AMSR Viewer) now supports projections for the Arctic and Antarctic regions in addition to the global projection. You can select this function from the "Display date/projection switching/slideshow" menu at the top center of the page. For detailed operation instructions, please see the User Guide. |
| Jan. 08, 2025 |
| G-Portal Maintenance Information (January 9th, 2025) Due to system maintenance, G-Portal services will be affected as follows. [Date and Time] 01:30 - 08:00 on Jan. 9th, 2025(UTC) [Range of influence] G-Portal SFTP service and G-Portal alternative site (G-Portal Repo) will be suspneded during the above period. We plan to register new products which created during this period after maintenance is completed. We apologize for the inconvenience. |
| Dec. 16, 2024 |
| G-Portal Maintenance Information Due to system maintenance, G-Portal services will be affected as follows. [Date and Time : Range of influence] 04:00 - 06:00 on Dec. 17th, 2024(UTC) : G-Portal SFTP service and G-Portal alternative site (G-Portal Repo) will be suspneded during the above period. 01:30 - 07:00 on Dec. 18th, 2024(UTC) : G-Portal SFTP service and G-Portal alternative site (G-Portal Repo) will be suspneded during the above period. We plan to register new products which created during this period after maintenance is completed. We apologize for the inconvenience. |
| Dec. 04, 2024 |
| Snow depth in AMSR Viewer has been updated. Snow depth used in the AMSR Earth Environment Viewer has been changed from the standard product to the research product. The research product is created for only the descending orbit using an algorithm currently being developed for AMSR3. |
| Dec. 02, 2024 |
| G-Portal Maintenance Information Due to system maintenance, G-Portal services will be affected as follows. [Date and Time] 01:30 - 08:30 on Dec. 4th, 2024(UTC) [Range of influence] G-Portal SFTP service and G-Portal alternative site (G-Portal Repo) will be suspneded during the above period. We plan to register new products which created during this period after maintenance is completed. We apologize for the inconvenience. |
| Nov. 22, 2024 |
| The delay of provision for some GCOM-W products. With regard to the partial delay in providing GCOM-W Near real-time products (Global observation data) and standard products announced on November 21th, 2024, we have completed the recovery as of November 21th, 2024. In addition, below GCOM-W Near real-time products (Global observation data) are not provided. From 22:10 on November 20th, 2024 to 04:45 on November 21th, 2024(UTC) We apologize for the inconvenience. |
| Nov. 22, 2024 |
| The delay of provision for some GCOM-W Near real-time products (Global observation data) and standard products. The provision of GCOM-W Near real-time products (Global observation data) and standard products has been delayed for the observation data from 19:37(UTC) on November 20th. We will report to you as soon as we resume providing data. We are sorry for any inconvenience caused. |
| Nov. 11, 2024 |
| (Updated) Network Maintenance Notification (Nov. 19~20 & 27, 2024) Due to network system maintenance, web page and FTP updates will be suspended in the following period: Nov. 19th, 1:30pm-2:30pm JST (4:30am-5:30am UTC). Nov. 20th, 1:30pm-2:30pm JST (4:30am-5:30am UTC). Nov. 27th, 1:30pm-2:30pm JST (4:30am-5:30am UTC). In addition, the website can not browsed during this period. We ask all users to be careful. |
| Oct. 08, 2024 |
| (Resumed) The delay in providing GCOM-W/AMSR2 data (Oct. 8, 2024) The data provision delay from Oct. 3rd due to system maintenance has been resumed. We apologize for the inconvenience. |
| Oct. 04, 2024 |
| The delay in providing GCOM-W/AMSR2 data (Oct. 4, 2024) Due to system maintenance, the data provision has delayed in the following period: Oct. 3rd, 08:00~ JST (Oct. 2th, 23:00~ UTC) Products that were delayed during the maintenance period will be made public sequentially after the maintenance is completed. We apologize for the inconvenience. |
| Sep. 11, 2024 |
| Network Maintenance Notification (Sep. 18, 2024) Due to network system maintenance, web page and FTP updates will be suspended in the following period: Sep. 18th, 10:00-16:00 JST (01:00-7:00 UTC). In addition, the website can not browsed during this period. We ask all users to be careful. |
| Jul. 5, 2024 |
| Issue of the 4th Research Announcement on the Earth Observations |
| Jun. 19, 2024 |
| GCOM-W/AMSR2 Sea Ice Motion Vector Product (Y) Version 2.0 Released. AMSR2 research products are being distributed on the GCOM-W research product providing service website. |
| Jun. 10, 2024 |
| AMSR-E brightness temperature (TB) level 3 (daily and monthly) products Version 4.401.401 are released Correction of overlap scan removal processing Please refer to here for the details of TB products Ver.4.401.401. ? These will be sequentially released from June 11, 2024 |
| Apr. 24, 2024 |
| The mission mark and logo for GOSAT-GW are designed. The GOSAT-GW*1 mission aims to observe global greenhouse gases and the water cycle using TANSO-3*2 and AMSR3*3. The mission mark is decorated with symbols of the natural environment and the water cycle to provide a view of the research fields that the mission contributes to.  *1: GOSAT-GW: Global Observing SATellite for Greenhouse gases and Water cycle *2: TANSO-3: Total Anthropogenic and Natural emissions mapping SpectrOmeter-3 *3: AMSR3: Advanced Microwave Scanning Radiometer 3 |
| Apr. 17, 2024 |
| GCOM-W/AMSR2 SST Ver. 4.411.411 products released. JAXA has started to provide version 4.411.411 products of GCOM-W/AMSR2 Sea Surface Temperature (SST) on Apr. 17, 2024. Please refer to the Release Note of the Product information/operation for the details of the minor version update. |
| Mar. 25, 2024 |
| The AMSR2 new research product "Thin Ice Thickness" and "Soil Moisture Content (SMC) and Vegetation Water Content (VWC) based on the Land Data Assimilation Methodology" was released. Furthermore, Snow Depth (Research Product), which distribution had been stopped, has been re-released. AMSR2 research product are being distributed on the GCOM-W Research Product Distribution Service website. |
| Mar. 18, 2024 |
| The mission mark and logo for the AMSR series are designed. The round shape represents the AMSR series antenna with the observed image of the Earth embedded in its center. Furthermore, symbols of the global water cycle retrieved using the AMSR series are decorated.  |
| Mar. 08, 2024 |
| Updates on Earth, Quick Report Global average of sea surface temperature continues to hit the record high of the AMSR series observation period |
| Mar. 05, 2024 |
| Updates on Earth, Quick Report Antarctic sea ice extent hits the second lowest |
| Apr.24,2023 |
| Mar.31,2023 |
| Jul.28,2022 |
JAXA has started to provide version 4.410.410 products of sea surface temperature (SST) of GCOM-W1/AMSR2 on Jul. 27th, 2022. Please refer to the Release Note of the Product information/operation for the details of algorithm improvements. The Precipitation (PRC) Ver.3, which was scheduled to be provided on the same day, has been postponed. We will notify you when PRC Ver.3 is provided. We apologize for any inconvenience. |
| May 18, 2022 |
We are currently working on preparation for successor mission, the GOSAT-GW satellite, to be launched in JFY 2023. Thank you for your past contributions and we hope your continuous supports to the AMSR series. |
| Nov. 22, 2021 |
| Jun. 14, 2021 |
| Jun. 10, 2021 |
| Jan. 05, 2021 |
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| Jun. 30, 2020 |
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| Mar. 20, 2019 |
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| Jan. 31. 2019 |
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| Jan. 18, 2019 |
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| Dec. 20, 2018 |
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| Nov. 19, 2018 |
we have temporarily stopped publishing the product. Details are as listed. |
| Oct. 17, 2018 |
| Issue of the 2nd Research Announcement on the Earth Observations |
| Sep. 10, 2018 |
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| Aug. 10, 2018 |
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| Apr. 19, 2018 |
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| Mar.14, 2018 |
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| Feb. 2, 2018 |
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| Jan. 12, 2018 |
| First Light images from GCOM-C were released |
| Jan. 11, 2018 |
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Earth Observation Research Center,Japan Aerospace Exploration Agency
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