Data:GTOPO30

From CSDMS

GTOPO30 dataset information page

Short Description

GTOPO30.png
GTOPO30 global digital elevation model

Statement: GTOPO30 is a global digital elevation model with a horizontal resolution of 30 arc seconds.

Abstract: GTOPO30 is a global digital elevation model (DEM) with a horizontal grid spacing of 30 arc seconds (approximately 1 kilometer). GTOPO30 was derived from several raster and vector sources of topographic information.

Data format

Data type: Topography
Data origin: Modeled
Data format: BIL
Other format:
Data resolution: 30 arc second (~1km)
Datum: The reference ellipsoid/datum is WGS84

Data Coverage

Spatial data coverage: Global
Temporal data coverage: Time snap shot
Time period covered: completed in 1996

Availability

Download data: http://eros.usgs.gov/#/Find Data/Products and Data Available/gtopo30 info
Data source: http://eros.usgs.gov/#/Find Data/Products and Data Available/gtopo30 info

References