Contents
Where can I download Aster GDEM?
The GDEM and ASTWBD are available for download from NASA Earthdata and Japan Space Systems. This ASTER product is available at no charge for any user pursuant to an agreement between METI and NASA.
How can I download USGS DEM?
There are two methods to obtain DEM data:
- Using DATASETS: If you know the name of the quadrangle or area, you can obtain the files individually.
- USGS GEOSpatial clearinghouse: http://www.usgs.gov.
- GeoCommunity: http://data.geocomm.com *
- MapMart: http://www.mapmart.com *
- ATDI: http://www.atdi-us.com.
How do I find my ASTER data?
ASTER data are are available from several archives:
- Earthdata Search – Search the entire ASTER data archive.
- GLoVis – Search the entire ASTER data archive using a browse-based map interface.
- ASTER/AIST – You can search the entire ASTER data archive using a browse-based map interface.
How do I download a DEM file?
SRTM DEM data is being housed on the USGS Earth Explorer. To download, select your area of interest. Under the data sets tab, select Digital Elevation > SRTM > SRTM 1-ArcSecond Global . But here’s a USGS Earth Explorer download guide to help you get started.
What type of sensor is Aster?
ASTER Satellite Sensor (15m) ASTER is a 15-meter, 14 band multispectral resolution instrument. It can be used for land cover and change detection, calibration, validation, and land surface studies.
How do you cite Aster GDEM data?
Citing ASTER GDEM V3 data: NASA/METI/AIST/Japan Space Systems, and U.S./Japan ASTER Science Team. ASTER global digital elevation model V003, 2018, distributed by NASA EOSDIS Land Processes DAAC, https://doi.org/ 10.5067/ASTER/ASTGTM. 003.
Which is the latest version of the ASTER GDEM?
Version 3 of the ASTER Global Digital Elevation Model (GDEM) provides new features and sharper imagery. Version 3 of the Advanced Spaceborne Thermal Emission and Reflection Radiometer ( ASTER) Global Digital Elevation Model ( GDEM) is now available from NASA’s Land Processes Distributed Active Archive Center ( LP DAAC ).
How can I get Aster Data for free?
ALL products are available to all users at no cost: ASTER L1A, L1B, L1T; Higher Level Data Products (HLDPs) created from L1A; the ASTER Global Digital Elevation Model (GDEM), and the North American ASTER Land Surface Emissivity Database (NAALSED). Registration is required for all users.
Where can I download ASTER GDEM and astwbd tiles?
ASTER GDEM and ASTWBD tiles may be downloaded directly from NASA’s LP DAAC Data Pool. In addition, the data are available with transformation services via the LP DAAC’s Application for Extracting and Exploring Analysis Ready Samples ( AρρEEARS ).
Which is the correct order to use Aster Data?
Order:1) pseudocolor natural color image as WMS/KML; 2) Level 3 orthorectified bands 1-14 with 30m DEM; 3) Global Digital Elevation Model (GDEM). Earth Explorer – No charge ASTER data for all users: ASTER L1B and L1T data, the ASTER GDEM, and NAALSED products for the world.