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穿梭機雷達地形測量任務（英語：Shuttle Radar Topography Mission，簡稱 SRTM）是一個使用NASA的航天數據構建的DEM數據集。被GIS和測繪等領域廣泛使用。
穿梭機雷達地形測量任務數據集分為SRTM3和SRTM1兩套數據集，分別對應3弧秒和1弧秒的間隔。但SRTM1僅在美國範圍內提供。該數據集基於WGS84坐標系，並基於GeoTiff和ASCII兩種格式發佈。[1]
- 谷歌地球
- OpenTopoMap
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