ASTER GDEM ver.3
- DEM
ASTER GDEM is elevation data with a horizontal resolution of approximately 30 m and a height accuracy of approximately 12 m (Japan domestic).
It is created based on data from the ASTER sensor developed by the Ministry of Economy, Trade and Industry.
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| Satellite | Terra |
|---|---|
| Sensor | ASTER |
| Provider | Japan Space Systems |
| Satellite operational period | December 1999 ~ |
| Sensor overview *1 | - Pixel interval: 1 sec (Approximately 30 m) - Height accuracy: 7-14 m * For more details, search on Tellus Satellite Data Traveler and see the scene details for each piece of data. |
| Wavelength of sensor *2 | - |
| Reference | https://www.jspacesystems.or.jp/ersdac/GDEM/E/1.html |
| Public availability status on Tellus (Period) | Published (Product release in 2019) |
|---|---|
| Public availability status on Tellus (Region) | Japan Asia excluding Japan Oceania Europe North America South America Africa |
| Need to purchase | Can be used without purchase |
| Environment in which data can be accessed *3 | This can be used outside the Tellus environment |
| Data formatting | GeoTIFF |
| COG data availability | Yes |
| Notes | |
| Examples/reference | |
| Terms of use | https://www.tellusxdp.com/traveler/dataset/3f865d0b-6410-453f-b124-e0bf48544b45/ |
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Data set details - Tellus TravelerNotes when using
- - 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 Sensor overview
- The basics of satellite data — What it tells us, types, observation interval, resolution and use cases
- *2 Wavelength of sensor
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- *3 Environment in which data can be accessed
- Available only in Tellus: You can use data only in Tellus for either development or analysis environment.
Available from outside Tellus: You can use data in your own environment through downloading and/or API.