Data catalog

Various satellite and terrestrial data from both Japan and other countries is available in Tellus.

Satellite data (23)

ASNARO-1_L1B
Data from “ASNARO-1”, an optical satellite developed by Japan Space Systems and NEC, under contract with the Ministry of Economy, Trade and Industry.
- Data types : Optical data
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available only in Tellus
Details
ASNARO-2 X-band SAR images Urban area dataset (STRIPMAP)
Synthetic Aperture Radar (SAR) data observed by “ASNARO-2”, developed by NEC, partly funded by the Ministry of Economy, Trade and Industry.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan
- Price : Priced
- Download : Available outside of Tellus
Details
ASNARO-2_L1.1
Synthetic Aperture Radar (SAR) data observed by “ASNARO-2”, developed by NEC, partly funded by the Ministry of Economy, Trade and Industry.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania
- Price : Free
- Download : Available only in Tellus
Details
ASNARO-2_L1.5
Synthetic Aperture Radar (SAR) data observed by “ASNARO-2”, developed by NEC, partly funded by the Ministry of Economy, Trade and Industry.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Oceania
- Price : Free
- Download : Available only in Tellus
Details
ASNARO-2_L2.1
Synthetic Aperture Radar (SAR) data observed by “ASNARO-2”, developed by NEC, partly funded by the Ministry of Economy, Trade and Industry.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan
- Price : Free
- Download : Available only in Tellus
Details
ASTER GDEM ver.3
ASTER GDEM is elevation data with a horizontal resolution of approximately 30 m and a height accuracy of approximately 12 m (Japan domestic).
- Data types : DEM
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
AVNIR-2_1B1
Data observed by optical sensor AVNIR-2 on board “Daichi (ALOS)” developed by JAXA.
- Data types : Optical data
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
AW3D30
Data of the numerical elevation model, based on data from the PRISM sensor on board “Daichi (ALOS)” developed by JAXA.
- Data types : DEM
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
CE-SAT-IIB
Nighttime data captured focusing on the 23 wards of Tokyo from January 2021 to May 2022 by “CE-SAT-IIB”, a microsatellite developed by Canon Electronics.
- Data types : Optical data
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan
- Price : Free
- Download : Available only in Tellus
Details
Data with the optical multispectral band (0.8 m/3.2 m)
Re-sampled data with performance equivalent to the optical data with the optical multispectral band (0.8 m/3.2 m).
- Data types : Optical data
- GSD : Less than 1m
- Region : Japan、Asia excluding Japan
- Price : Free
- Download : Available only in Tellus
Details
GCOM-C/CHLA_8days
Chlorophyll-a concentration (physical quantity) is calculated from information observed by SGLI onboard “Shikisai (GCOM-C)” developed by JAXA, and statistically processed globally every 8 days.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
GCOM-C/CHLA_NRT
Data of Chlorophyll-a concentration (physical quantity), calculated from information observed by the SGLI sensor onboard “Shikisai (GCOM-C)” developed by JAXA.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania
- Price : Free
- Download : Available outside of Tellus
Details
GCOM-C/SST_8days
Sea surface temperature (physical quantity) is calculated from information observed by SGLI onboard “Shikisai (GCOM-C)” developed by JAXA, and statistically processed globally every 8 days.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
GCOM-C/SST_NRT
Data of the sea surface temperature (physical quantity), calculated from information observed by the SGLI sensor onboard “Shikisai (GCOM-C)” developed by JAXA.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania
- Price : Free
- Download : Available outside of Tellus
Details
GCOM-C/TSM_8days
Suspended solids concentration (physical quantity) is calculated from information observed by SGLI onboard “Shikisai (GCOM-C)” developed by JAXA, and statistically processed globally every 8 days.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
GCOM-C/TSM_NRT
Data of suspended solid concentration (physical quantity) calculated from information observed by the SGLI sensor onboard the “Shikisai (GCOM-C)” developed by JAXA.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania
- Price : Free
- Download : Available outside of Tellus
Details
[Sample]GOSAT L3 global CO2 distribution (SWIR)
GOSAT L3 global CO₂ distribution (SWIR) is global carbon dioxide concentration data observed by TANSO-FTS onboard GOSAT, which was jointly developed by the Ministry of the Environment (MOE), the National Institute for Environmental Studies (NIES), and JAXA.
- Data types : Optical data
- GSD : Equal to or more than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
GRUS_L3A
GRUS, developed by Axelspace, is a next-generation remote-sensing microsatellites’ constellation.
- Data types : Optical data
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan
- Price : Free
- Download : Available only in Tellus
Details
PALSAR_L1.1
Data observed by PALSAR, an L-band Synthetic Aperture Radar (SAR) on board “Daichi (ALOS)” developed by JAXA.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
PALSAR_L2.2
Data observed by PALSAR, an L-band Synthetic Aperture Radar (SAR) on board “Daichi (ALOS)” developed by JAXA.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available outside of Tellus
Details
PALSAR-2_L1.1
Data observed by PALSAR-2, an L-band Synthetic Aperture Radar (SAR) on board “Daichi-2 (ALOS-2)” developed by JAXA.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Europe、North America、South America、Africa
- Price : Free
- Download : Available only in Tellus
Details
PALSAR-2_L2.1
Data observed by PALSAR-2, an L-band Synthetic Aperture Radar (SAR) on board “Daichi-2 (ALOS-2)” developed by JAXA.
- Data types : SAR
- GSD : Equal to or more than 1m - less than 100m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available only in Tellus
Details
SLATS_1B
Data observed by optical sensor (panchromatic), SHIROP onboard “Tsubame (SLATS)” developed by JAXA.
- Data types : Optical data
- GSD : Less than 1m
- Region : Japan、Asia excluding Japan、Oceania、Europe、North America、South America、Africa
- Price : Free
- Download : Available only in Tellus
Details

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Notes when using data

- When using data, please make sure to check copyrights in the data details page.
- You can use your derivative works generated in Tellus as you need. Refer here for more information.
- Some data prohibits copying the original data to use outside of Tellus including just a part of, or formatted data that can be restored back to the original.
- When using data in your own environment outside of Tellus, please notice that some of the data prohibit the usage or downloading. Please make sure to read the data details page.
- You need an agreement in advance for commercial use. Please inquire Tellus office.

Reference for terms

*1 Data type: The Basics of satellite data - What it tells us, types, observation interval, resolution and use cases - Sorabatake
*2 Region: Observation area for data available in Tellus
*3 Download: Available outside of Tellus: You can download data to your own environment to use.; Available only in Tellus: You can download data to use only in Tellus development/analysis environment.

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