The Global Elevation was derived from existing data sets. For detailed information
You can download the data in GeoTiff format (*.zip).
The data divided into 12 tiles. The size of a tile is 90 degrees in latitude and 60 degrees in longitude, that is, 7,200 pixels by 10,800 pixels with 30 second resolution.
Users shall mark the data source and indicate copyright on the product when they use the data.
Credit: "Global Map - Global version - Version 1 © Geospatial Information Authority of Japan"