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Sen2Cor for Sentinel-2

Magdalena Main-Knorn, Bringfried Pflug, Jerome Louis, Vincent Debaecker, Uwe Müller-Wilm, Ferran Gascon, Lorenzo Bruzzone, Francesca Bovolo, Jon Atli Benediktsson
2017 Image and Signal Processing for Remote Sensing XXIII  
The Sentinel-2 mission is the constellation of two polar orbiting satellites Sentinel-2A and Sentinel-2B, each one equipped with an optical imaging sensor MSI (Multi-Spectral Instrument).  ...  With the beginning of the operational phase the constellation of both satellites enable image acquisition over the same area every 5 days or less.  ...  ACKNOWLEDGEMENTS The authors thank the PI investigators and their staff for establishing and maintaining the AERONET sites used in this investigation.  ... 
doi:10.1117/12.2278218 fatcat:lusbqmshubdevnsfjn6kqvghrq

Sentinel-2A: multi-spectral instrument first in-orbit performance

Claudia Isola, Bianca Hoersch, Thierry Trema, Valerie Fernandez, Ferran Gascon, Nikos Karafolas, Bruno Cugny, Zoran Sodnik
2017 International Conference on Space Optics — ICSO 2016  
phase of the instrument Beginning of Life performance.  ...  the Sentinel-2B instrument and (3) the key performance of the proto-flight multi-spectral instrument of Sentinel-2A, verified during the first month of the in-orbit.  ... 
doi:10.1117/12.2296063 fatcat:27jj2hayhzgs3b5j3kr7piifpi

Integration of Sentinel 1 and Sentinel 2 Satellite Images for Crop Mapping

Shilan Felegari, Alireza Sharifi, Kamran Moravej, Muhammad Amin, Ahmad Golchin, Anselme Muzirafuti, Aqil Tariq, Na Zhao
2021 Applied Sciences  
For this purpose, Sentinel 1 and Sentinel 2 images were used to create a map in the study area.  ...  The purpose of this study is to study the shortcomings and strengths of combined radar data and optical images to identify the type of crops in Tarom region (Iran).  ...  Acknowledgments: The authors would like to thank Andia Sharifi for her helpful assistance. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/app112110104 doaj:9c889c0d2df44aba9df56ec1e45e9bc3 fatcat:mij7xh2iazbybcfbtxal6m3msq

An era of Sentinels in flood management: Potential of Sentinel-1, -2, and -3 satellites for effective flood management

Sai Kiran Kuntla
2021 Open Geosciences  
The earth observatory satellites of the European Space Agency's Sentinel series, Sentinel-1, Sentinel-2, and Sentinel-3, have a great potential to combat these disastrous floods by their peerless surveillance  ...  In this article, the technical specifications and operations of the microwave synthetic aperture radar (SAR) onboard Sentinel-1, optical sensors onboard Sentinel-2 (Multispectral Instrument) and Sentinel  ...  At the same time, the author would like to thank the handling editors and the anonymous reviewers for providing valuable comments, which significantly improved the quality of this manuscript.  ... 
doi:10.1515/geo-2020-0325 fatcat:p5zeslke3fctpavndfx3r2mb7m

ASSESSMENT OF THE GEOMETRIC QUALITY OF SENTINEL-2 DATA

M. Pandžic, D. Mihajlovic, J. Pandžic, N. Pfeifer
2016 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
Since Sentinel-2 data is provided free of charge by the European Space Agency, its mass use for variety of purposes is expected. Quality evaluation of Sentinel-2 data is thus necessary.  ...  Quality analysis in this experiment is based on comparison of Sentinel-2 imagery with reference data (orthophoto).  ...  It consists of two identical satellites, Sentinel-2A and Sentinel-2B, in the same orbit phased at 180° to each other.  ... 
doi:10.5194/isprsarchives-xli-b1-489-2016 fatcat:sirylg42dfdexlyfu3rtgzqkbi

ASSESSMENT OF THE GEOMETRIC QUALITY OF SENTINEL-2 DATA

M. Pandžic, D. Mihajlovic, J. Pandžic, N. Pfeifer
2016 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
Since Sentinel-2 data is provided free of charge by the European Space Agency, its mass use for variety of purposes is expected. Quality evaluation of Sentinel-2 data is thus necessary.  ...  Quality analysis in this experiment is based on comparison of Sentinel-2 imagery with reference data (orthophoto).  ...  It consists of two identical satellites, Sentinel-2A and Sentinel-2B, in the same orbit phased at 180° to each other.  ... 
doi:10.5194/isprs-archives-xli-b1-489-2016 fatcat:lk44gr5gqjhrtnr4ajjwqp7pkm

TOWARDS INSAR EVERYWHERE, ALL THE TIME, WITH SENTINEL-1

Zhenhong Li, Tim Wright, Andrew Hooper, Paola Crippa, Pablo Gonzalez, Richard Walters, John Elliott, Susanna Ebmeier, Emma Hatton, Barry Parsons
2016 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
The Sentinel-1 constellation has several advantages over previous radar missions for InSAR applications: (1) Data are being acquired systematically for tectonic and volcanic areas, (2) Images cover a wide  ...  available to all users, (5) The mission is planned to be operational for 20 years, with 1C and 1D planned for future launches.  ...  The Sentinel-1A interferograms presented are a derived work of Copernicus data, subject to the ESA use and distribution conditions.  ... 
doi:10.5194/isprsarchives-xli-b4-763-2016 fatcat:llrkmrquvngk3i35inn65pqm7y

TOWARDS INSAR EVERYWHERE, ALL THE TIME, WITH SENTINEL-1

Zhenhong Li, Tim Wright, Andrew Hooper, Paola Crippa, Pablo Gonzalez, Richard Walters, John Elliott, Susanna Ebmeier, Emma Hatton, Barry Parsons
2016 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
The Sentinel-1 constellation has several advantages over previous radar missions for InSAR applications: (1) Data are being acquired systematically for tectonic and volcanic areas, (2) Images cover a wide  ...  available to all users, (5) The mission is planned to be operational for 20 years, with 1C and 1D planned for future launches.  ...  The Sentinel-1A interferograms presented are a derived work of Copernicus data, subject to the ESA use and distribution conditions.  ... 
doi:10.5194/isprs-archives-xli-b4-763-2016 fatcat:3lo55y2fhvgc5d2y4tfkjaqxle

Synergy of Sentinel-1 and Sentinel-2 Imagery for Early Seasonal Agricultural Crop Mapping

Silvia Valero, Ludovic Arnaud, Milena Planells, Eric Ceschia
2021 Remote Sensing  
The exploitation of the unprecedented capacity of Sentinel-1 (S1) and Sentinel-2 (S2) data offers new opportunities for crop mapping.  ...  The performances of the SenSAgri processing chain were assessed over three European test sites characterized by different agricultural systems.  ...  Sentinel-1 Data Sentinel-1 is an imaging radar mission based on a constellation of two satellites equipped with a C-band SAR sensor.  ... 
doi:10.3390/rs13234891 fatcat:gqg6d4chgbctxi5dlyobcil2fy

Copernicus Sentinel-2A Calibration and Products Validation Status

Ferran Gascon, Catherine Bouzinac, Olivier Thépaut, Mathieu Jung, Benjamin Francesconi, Jérôme Louis, Vincent Lonjou, Bruno Lafrance, Stéphane Massera, Angélique Gaudel-Vacaresse, Florie Languille, Bahjat Alhammoud (+11 others)
2017 Remote Sensing  
The two satellite units will work on opposite sides of the orbit. Sentinel-2A launch took place in June 2015 and Sentinel-2B is foreseen beginning 2017.  ...  Results presented in this paper show the good quality of the mission products both in terms of radiometry and geometry and provide an overview on next mission steps related to data quality aspects. between  ...  Frequent revisits of five days at the equator require two identical Sentinel-2 satellites (called Sentinel-2A and Sentinel-2B units) and each one carrying a single imaging payload named MSI (Multi-Spectral  ... 
doi:10.3390/rs9060584 fatcat:fglsduu6g5bjpd6nmxpspa2hfy

Preliminary Assessment of Turbidity and Chlorophyll Impact on Bathymetry Derived from Sentinel-2A and Sentinel-3A Satellites in South Florida

Isabel Caballero, Richard Stumpf, Andrew Meredith
2019 Remote Sensing  
OLCI and MSI results are comparable, indicating the potential of the two optical missions as interchangeable sensors that can help determine the selection of the optimal scenes for SDB mapping.  ...  The MSI retrieves bathymetry at 10 m with errors of 0.58 m at depths ranging between 0–18 m (limit of lidar survey) in West Palm Beach and of 0.22 m at depths ranging between 0–5 m in Key West, in conditions  ...  Acknowledgments: Authors thank the ESA and the Copernicus program for distributing Sentinel-2 and Sentinel-3 imagery.  ... 
doi:10.3390/rs11060645 fatcat:gnz46mdim5cytoyx5plam2aphi

Independent System Calibration of Sentinel-1B

Marco Schwerdt, Kersten Schmidt, Núria Tous Ramon, Patrick Klenk, Nestor Yague-Martinez, Pau Prats-Iraola, Manfred Zink, Dirk Geudtner
2017 Remote Sensing  
Sentinel-1B is the second of two C-Band Synthetic Aperture Radar (SAR) satellites of the Sentinel-1 mission, launched in April 2016-two years after the launch of the first satellite, Sentinel-1A.  ...  In parallel to ESA's commissioning phase, the German Aerospace Center performed an independent system calibration of Sentinel-1B on behalf of ESA.  ...  discussions during the commissioning phase of Sentinel-1B.The work in this paper was partially funded by the ESA Contract no. 4000115066/15/NL/MP.  ... 
doi:10.3390/rs9060511 fatcat:yb7jttqeyfbs7fr2yu5execic4

Change Detection between Landsat 8 images and Sentinel-2 images

Nawfal S. Abd-Alwahab, Nawal K. Ghazal
2019 Iraqi Journal of Science  
(wheat and other winter crops) were clear and accurate in the image of Sentinel-2B, as opposed to Landsat's 8 image, where the variation in vegetation cover was not accurate, especially for the change  ...  The first preprocessing procedure was the extraction of the NDVI (Normalized Difference Vegetation Index) values for the two scenes of Landsat 8 and the two scenes of Sentinel-2B and then using the change  ...  Where this family of missions consists of two twin satellites (Sentinel-2A and Sentinel-2B).  ... 
doi:10.24996/ijs.2019.60.8.24 fatcat:wv73zwszqnconngmx3pdrheooq

Sentinel-1A Product Geolocation Accuracy: Commissioning Phase Results

Adrian Schubert, David Small, Nuno Miranda, Dirk Geudtner, Erich Meier
2015 Remote Sensing  
Abstract: Sentinel-1A (S1A) is an Earth observation satellite carrying a state-of-the-art Synthetic Aperture Radar (SAR) imaging instrument.  ...  Sentinel-1A (S1A) is an Earth observation satellite carrying a state-of-the-art Synthetic Aperture Radar (SAR) imaging instrument. It was launched by the European Space Agency (ESA) on 3 April 2014.  ...  Acknowledgments This study was funded in part by ESA-ESTEC contract 4000110757/14/NL/MP/ab and sub-contract CLS-DAR-DF-13-041 from the Sentinel-1 Mission Performance Center.  ... 
doi:10.3390/rs70709431 fatcat:eudylg2o6rcg3k53kpzy7zl65i

Crop growth monitoring through Sentinel and Landsat data based NDVI time-series

M.S. Boori, K. Choudhary, A.V. Kupriyanov
2020 Computer Optics  
The results support the potential of Sentinel and Landsat data derived NDVI time series for accurate crop phenological monitoring with all crop growth stages such as active tillering, jointing, maturity  ...  field at Samara airport area, Russia.  ...  Image enhancement techniques like histogram equalization were also performed on each image for improving the quality of the image.  ... 
doi:10.18287/2412-6179-co-635 fatcat:5qu4ara5pfdy7glcycyqllgea4
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