Shallap (Peru)

Located in Peru (9°29’08”S 77°20’02”W), RGI60-16.02207.

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

Summary

  • another location where TanDEM-X has artifacts

  • the other DEMS also agree quite poorly

  • obvious smoothing artefact in SRTM

  • the smoothing artefacts are gone in NASADEM and probably replaced with ASTER data

  • NASADEM and SRTM are quite different here

  • NASADEM still has a wired feature in the northwest corner which is also present in SRTM

Maps

../_images/dem_topo_color16.png

Shaded relief

../_images/dem_topo_shade16.png

Differences

../_images/dem_diffs16.png

Scatter plots

These scatter plots are for the glacier area only.

../_images/dem_scatter16.png