Oberaletschgletscher (Alps)

Located in the Swiss Alps (46°25’21”N 7°57’55”E), RGI60-11.01827.

The sources available are: ASTER, COPDEM30, COPDEM90, AW3D30, DEM3, SRTM, NASADEM, MAPZEN and TanDEM-X.

Summary

  • one of the (many) cases where TanDEM-X has data gaps and artefacts

  • NASADEM shows noticeable differences to SRTM in steeper (often unglaciated areas) which are also present in e.g. ASTER. But the flatter parts of the glacier are very similar.

Maps

../_images/dem_topo_color12.png

Shaded relief

../_images/dem_topo_shade12.png

Differences

../_images/dem_diffs12.png

Scatter plots

These scatter plots are for the glacier area only.

../_images/dem_scatter12.png