Johnny A. Johannessen
Job Position:
Research Coordinator/Senior Researcher Research Group:
E-mail:
Phone:
+47 932 49 414 Academic Degree:
Doctor in Satellite Oceanography, University of Bergen, Bergen, Norway, 1997

Project leader of the following projects
NERSC Principal Investigator of the following projects
Peer Review Publications and Books
123 total publications.
2023
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The Arctic Amplification and Its Impact: A Synthesis through Satellite Observations. Remote Sensing. 2023;15:1354(5).
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On the use of dual co-polarized radar data to derive a sea surface Doppler model-part 1: Approach. IEEE Transactions on Geoscience and Remote Sensing. 2023;61:4201013..
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Mesoscale Variability, Critical Latitude and Eddy Mean Properties in the Tropical South-East Atlantic Ocean. Journal of Geophysical Research (JGR): Oceans. 2023;128(3)..
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On the Use of Dual Co-Polarized Radar Data to Derive a Sea Surface Doppler Model - Part 2: Simulation and Validation. IEEE Transactions on Geoscience and Remote Sensing. 2023;61..
2022
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Global sea-level budget and ocean-mass budget, with a focus on advanced data products and uncertainty characterisation. Earth System Science Data. 2022;14(2).
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Towards Retrieving Reliable Ocean Surface Currents in the Coastal Zone From the Sentinel-1 Doppler Shift Observations. Journal of Geophysical Research (JGR): Oceans. 2022;127(5)..
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A Neural Network Method for Retrieving Sea Surface Wind Speed for C-Band SAR. Remote Sensing. 2022;14(9).
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Sea Ice Modelling. In: ETOOFS Expert team on Operational Ocean Forecasting System - Implementing operational ocean monitoring and forecasting systems. 2022..
2021
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Extreme Convective Events in the Lofoten Basin. Pure and Applied Geophysics (PAGEOPH). 2021;
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Altimetry for the future: Building on 25 years of progress. Advances in Space Research. 2021;68(2).
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Ocean Mesoscale Variability: A Case Study on the Mediterranean Sea From a Re-Analysis Perspective. Frontiers in Earth Science. 2021;9..
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Tools for optimizing performance of voyages at sea. TransNav, International Journal on Marine Navigation and Safety of Sea Transportation. 2021;15(1).
2020
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Evaluation of Radial Ocean Surface Currents Derived From Sentinel-1 IW Doppler Shift Using Coastal Radar and Lagrangian Surface Drifter Observations. Journal of Geophysical Research (JGR): Space Physics. 2020;125:e2019JC015743(4)..
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Arctic sea level budget assessment during the GRACE/Argo time period. Remote Sensing. 2020;12(17).
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On removal of sea state contribution to Sentinel-1 Doppler shift for retrieving reliable ocean surface current. Journal of Geophysical Research (JGR): Oceans. 2020;125:e2020JC016288(9)..
2019
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Evaluation of GlobCurrent surface ocean current products: A case study in Australia. Remote Sensing of Environment. 2019;220..
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Evolving the global ocean observing system for research and application services through international coordinatio. Frontiers in Marine Science. 2019;6.
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Latent Heat Flux in the Agulhas Current. Remote Sensing. 2019;11(13)..
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A study of the intensity of Tropical Cyclone Idai using dual-polarization Sentinel-1 data. Remote Sensing. 2019;11(23)..
Other Publications
1994
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Ocean Monitoring using SAR. 1994..
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A study on the inflow of Atlantic water to the GIN Sea using GEOSAT altimeter data. In: The Polar Oceans and Their Role in Shaping the Global Environment, The Nansen Centennial Volume, Geophysical Monograph. 1994..
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Ocean circulation dynamics. Oceanographic Application of Remote Sensing. 1994;.
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A study on the inflow of Atlantic water to the GIN Sea using altimeter data. In proceedings Second ERS-1 symposium: Space at the service of our environment, 11. - 14. October,1993, Hamburg, Germany, ESA SP-361, European Space Agency Publications Division. 1994;.
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SAR ocean feature catalogue. 1994..
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Multifrequency SAR observations of ocean surface features off the coast of Norway. In proceeding MAC Europe 91, Lenggries, Germany. 1994;.
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Detection of surface current features with ERS-1 SAR. In proceeding IGARSS 94, Vol IV Pasadena, August 8. - 12. 1994;.
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SAR Ocean Feature Catalogue. ESA Publications Division ESTEC, ESA SP-1174, Noordwijk, The Netherlands. 1994;.
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An ERS 1 synthetic aperture radar image of atmospheric lee waves. Journal of Geophysical Research. 1994;99..
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Slick detection in SAR images. Proceedings IGARSS 94, Pasadena. 1994;:2038-2040..
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Coastal Ocean Fronts & Eddies Images with ERS-1 SAR. NERSC Other Reports no. 10. 1994;.
1993
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Monitoring and modeling of the marine coastal environment: A conceptual view for the future. Symposium on Remote Sensing in Environmental Research and Global Change, March 3. - 6., 1997, Hong Kong. 1993;
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Determination of wind speed, wind direction and atmospheric structure using ERS-1 SAR data during NORCSEX 91. In proceedings International Geoscience and Remote Sensing Symposium IGARSS 93, Tokyo, Japan. 1993;.
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Oceanographic application of remote sensing. In: Oceanographic application of remote sensing. 1993..