- All Categories (1205)
- Data (3)
- News (11)
- Missions (3)
- Events (4)
- Tools (2)
- Activities (4)
- Documents (1178)
Event - Meeting
VH-RODA and CEOS SAR workshop
The workshop provided an open forum for the presentation and discussion of current status and future developments related to the calibration and validation of space borne very high-resolution SAR and optical sensors and data products.
News - Thematic area articles
Transforming space data into climate action
ESA’s Earth observation activities are playing a key role in the revitalised global drive to combat climate change.
Document - Technical Note
The RA-2 On-Board Tracker and its Autonomous Adaptable Resolution
This technical note describes the complete functionality of the RA-2 on-board Tracker and how its Resolution Selection Logic (RSL) works. It gives a detailed analysis of the algorithm and its configuration parameters.
Document - General Reference
The Envisat Radar Altimeter System (RA-2)
This article was published in the ESA Bulletin Nr. 98 and givesdetails on RA-2 and on its role in the ENVISAT mission.
Document - General Reference
Taking-the-Measure-of-Earth-Fifteen-Years-of-Progress-in-Radar-Altimetry.pdf
This article is extracted from ESA Bulletin Nr. 128.
Activity - Cal/Val activities
S2L8VegStruc
The Retrieval of vegetation structural variables from Sentinel-2/Landsat 8 time series study's objective is to test and validate the capabilities for the retrieval of structural variables.
Document - Conference Presentation - Poster
Remaining-East-West-bias-explained.pdf
This presentation shows the results obtained from a scientific assessment on the use of GDR-D improved orbit standard and of the consequent improvement in the Sea Surface Height and Sea Level Anomaly Data of altimeter GDR data (A. Ollivier, OSTST 2011).
Document - Publication - Paper
RA-2-S-Band-anomaly-detection-and-waveforms-reconstruction.pdf
This paper describes the algorithm developed for the L1b processor that allows to set a flag identifying the data affected by the S-Band anomaly and reconstruct normal echo waveforms.
Document - Product Cal/Val Plan/Report
RA-2-In-Flight-Instrument-Calibration-and-Level-1b-Verification-Plan.pdf
This document describes the plan for the RA-2 In-flight Instrument Calibration and Level lb Verification procedures.
Document - Product Cal/Val Plan/Report
Passive Calibration of the Backscattering Coefficient of the Envisat RA-2
Passive Calibration of Backscattering Coefficient of Envisat RA-2: final report
Document - Publication - Paper
OPERATIONAL-CORRECTION-FOR-THE-RA2-SIDE-A-USO-ANOMALY.pdf
This paper presents the method implemented to correct the anomalous data as well as the assessment of the quality and performance of the corrected data through two different analyses.
News - Data Release news
New Landsat-8 Collection-2 Level 1 and Level 2 data now available
Within ESA’s Landsat offering, access to the European coverage of Landsat-8 Collection-2 Level 1 and Level 2 data is now available.
News - Data Release news
New Landsat-8 Collection-2 Level 1 and Level 2 data available from January
From the beginning of 2022, ESA will start the distribution of the European coverage of Landsat-8 Collection-2 Level 1 and Level 2 products.
Activity - Cal/Val activities
MBASSS
Mer Bleue Arctic Surrogate Simulation Site (MBASSS) Sentinel-2 and Landsat 8 Validation Project objectives are to develop capability to validate Landsat 8 Operational Land Imager land data products.
Document - General Reference
Mapping-Forest-Fire-Damage-with-Envisat.pdf
This article was published in the ESA Bulletin Nr. 120 and describes how remote sensing from space (and ESA's ENVISAT environment satellite, launched in March 2002, in particular) is suitable for forest-fire-related studies.
Document - Technical Note
Level-1B-and-Level-2-processing-upgrades.pdf
This document contains user information relative to the operational implementation of the RA2/MWR Level 1b IPF version up to v6.04 and Level 2 processor CMA v9.3 used to generate Altimetry Data Set 2.1.