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ERS SAR Svalbard coverage - L1 (IM)

How to Access Data

EO Sign In Authentication (Open)

  1. Go to the Dissemination Service and select the collection for the “Svalbard coverage
  2. Find the product you want via a map using the catalogue search
  3. Register or log in to EO Sign In
  4. Download
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The ESA (A)SAR On-the-fly (OTF) data processing and dissemination service allows end-users to gain direct access to the (A)SAR archive from the ERS-1, ERS-2 and Envisat Missions.

The data is collection based and allows data browse and download through the treeview as well as via geographical catalogue search based on area of interest and metadata. Interferometric search option is available for relevant collections. Data download is available via HTTPS, including bulk download functionality.

ERS and Envisat products can also be discovered through ESA's Exploring Earth service, which allows users to browse and download products among the available datasets from ESA and Third Party Missions and instruments, using various criteria (spatial, temporal).

For information on the (A)SAR On-The-Fly service please refer to the OTF User Manual.

New users can register an account on EO Sign In. For further information about the EO Sign In Service you can consult our FAQ.

For internal ESA users the ESAAD account cannot be used.

Should you need support to access the data, please contact EOHelp.

Available to Residents of the Following Countries

World Wide

Collection Description

This is a thematic collection containing bulk processed ERS-1/2 SAR Image Mode Level 1 products covering the full available mission archives from 1991 to 2011 over Svalbard, Norway.

The collection is composed of the following product type nominally available via the ESA (A)SAR On-the-fly (OTF) processing service:

Detailed product characteristics and format information is available on the linked data description page for the above listed dataset. The bulk processed Level 1 data are frame-based standard products normally covering approximately 15 seconds of acquisition. The products are distributed to users in Envisat format.

The size of the full collection is approximately 10.2 TB.

Technical Details

DATA SET SPECIFICATIONS

Digital Object Identifier (DOI):
Spatial coverage:
90 N, 90 S, 180 W, 180 E
Temporal coverage:
1991-07-30 - 2011-07-03ERS-1 data are available from 1991-07-30 to 1996-05-04, ERS-2 data are available from 1995-05-24 to 2011-07-03.
Date of launch:
ERS-1: 1991-07-17, ERS-2: 1995-04-21
Operators:
ESA
Mission status:
Completed
Orbit height:
ERS-1, ERS-2: 782 to 785 km
Orbit type:
Sun-synchronous
Swath width:
ERS-1, ERS-2: 5 km
Current Processor Version:
PF-ERS-v6.05
Product types:
ERS-1, ERS-2: SAR_IMS_1P

PROCESSING LEVEL

level 1

APPLICABLE TERMS & CONDITIONS

Utilisation of this data is subject to ESA's Earth Observation Terms and Conditions.

READ T&C

DATA CITATION

European Space Agency, 2025, ERS SAR Svalbard coverage - L1 (IM), Version 1.0.

Resources

Product Specifications

ERS SAR Envisat Format Product Specification

Product Specifications

Download
Data Description page

ERS-1/2 SAR IM Single Look Complex L1 [SAR_IMS_1P]

Data Description page

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Software Tools

ERS SAR Software tools

Software Tools

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ESA Earth Observation User Services Portal

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