Progressive improvements in Sentinel-1 processing showcased over Alger

Sentinel-1 CSAR IW acquired on 21 April 2019 from 05:53:55 to 05:54:20 UTC
Sentinel-1 CSAR IW acquired on 22 April 2019 from 05:44:55 to 05:45:45 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Coastal, land, sea, mountain range, Algeria.
Fig. 1 - S1 (21 & 22.04.2019) - vv,vh,vv colour composite - Alger region shown in 2D with an automatic stretching using S1 raw reprojection.
2D view
Fig. 2 - vv,vh,ndi(vh,vv) colour composite - 3D view using a linear stretching to ensure continuity.
3D view
Fig. 3 - σ0 processing, GEBCO altimetry/bathymetry - A land/sea mask is applied on orthorectified images to process differently land & sea.
3D view
Fig. 4 - The finer STRM DEM is used on land, a column stretching process is applied on the sea to improve the dynamic.
3D view
The views expressed herein can in no way be taken to reflect the official opinion of the European Space Agency or the European Union.
Contains modified Copernicus Sentinel data 2024, processed by VisioTerra.
More on European Commission space:
More on ESA: S-1 website S-2 website S-3 website
More on Copernicus program: Scihub portal Cophub portal Inthub portal Colhub portal
More on VisioTerra: Sentinel Vision Portal Envisat+ERS portal Swarm+GOCE portal CryoSat portal