Data:Global Topography: Difference between revisions
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{{Data description | {{Data description | ||
|One-line data description=Global | |One-line data description=Global estimated bathymetric and integrated bathy-topo relief models; 1 minute (~2 km) and 30 arc-second (~1 km) cell sizes | ||
|Extended data description= | |Extended data description=Global ocean bathymetry estimated from sea-surface satellite altimetry (Geosat and ERS-1) measurements and constrained by ship depth measurements. | ||
|Upload image dataset=Global topography.png | |Upload image dataset=Global topography.png | ||
|Caption dataset image= | |Caption dataset image=Bathymetry and topography of the world | ||
}} | }} | ||
{{Data format | {{Data format | ||
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|Data origin=Modeled | |Data origin=Modeled | ||
|Data format=GeoTIFF, ASCII | |Data format=GeoTIFF, ASCII | ||
|Other data format= | |Other data format=GMT/Postscript | ||
|Data resolution= | |Data resolution=1 arc-minute (~2 km) and 30 arc-second (~1 km) cell sizes (horizontal) | ||
|Data projection=WGS 84 geographic (horizontal); sea level (vertical) | |||
}} | }} | ||
{{Dataset coverage | {{Dataset coverage | ||
|Data spatial coverage=Global (72N to 72S) | |Data spatial coverage=Global (72N to 72S) | ||
|Data temporal coverage=Time | |Data temporal coverage=Time averaged | ||
}} | }} | ||
{{Dataset availability | {{Dataset availability |
Revision as of 13:52, 24 March 2013
Global Topography dataset information page
Short Description
Bathymetry and topography of the world |
Statement: Global estimated bathymetric and integrated bathy-topo relief models; 1 minute (~2 km) and 30 arc-second (~1 km) cell sizes
Abstract: Global ocean bathymetry estimated from sea-surface satellite altimetry (Geosat and ERS-1) measurements and constrained by ship depth measurements.
Data format
Data type: | Topography |
Data origin: | Modeled |
Data format: | GeoTIFF, ASCII |
Other format: | GMT/Postscript |
Data resolution: | 1 arc-minute (~2 km) and 30 arc-second (~1 km) cell sizes (horizontal) |
Datum: | WGS 84 geographic (horizontal); sea level (vertical) |
Data Coverage
Spatial data coverage: Global (72N to 72S)
Temporal data coverage: Time averaged
Time period covered:
Availability
Download data: http://topex.ucsd.edu/WWW html/mar topo.html
Data source: http://topex.ucsd.edu/WWW html/mar topo.html
References
- Smith, W. H. F., and D. T. Sandwell, Global seafloor topography from satellite altimetry and ship depth soundings, Science, v. 277, p. 1957-1962, 26 Sept., 1997.