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
64 total publications.
2019
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Evaluation of GlobCurrent surface ocean current products: A case study in Australia. Remote Sensing of Environment. 2019;220..
2017
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Review and assessment of latent and sensible heat flux accuracy over the global oceans. Remote Sensing of Environment. 2017;201.
2016
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Mesoscale ocean eddy dataset in the Lofoten Basin from Satellite Altimetry. Journal of Geophysical Research - Oceans. 2016;121(7)..
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Improved measurements of sea surface velocity from Envisat ASAR and Sentinel-1. ESA SP. 2016;SP-740..
2012
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Envisat ASAR imaging of coastal upwelling in the Baltic Sea: case study with modeling. Advances in Space Research. 2012;50..
2011
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Retrieval of Sea Surface Range Doppler Velocities from Envisat ASAR Doppler Centroid Measurements. IEEE Transactions on Geoscience and Remote Sensing. 2011;49:11..
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Monitoring the surface inflow of Atlantic Water to the Norwegian Sea using Envisat ASAR. Journal of Geophysical Research. 2011;116:13..
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An ocean modelling and assimilation guide to using GOCE geoid products. Ocean Science [Internet]. 2011;7. Available from: www.ocean-sci.net/7/151/2011/
2010
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Direct surface current field imaging from space by along-track InSAR and conventional SAR. In: . Oceanography From Space, Revisited. 2010. p. 73-91.
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Mapping the Agulhas Current from space: an assessment of ASAR surface current velocities. Journal of Geophysical Research [Internet]. 2010;115:14. Available from: http://www.agu.org/pubs/crossref/2010/2009JC006050.shtml.
2009
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Evaluating two numerical advection schemes in HYCOM for eddy-resolving modelling of the Agulhas Current. Ocean Science. 2009;5:173-190..
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Sensitivity of remote sensing–derived phytoplankton productivity to mixed layer depth: Lessons from the carbon-based productivity model. Global Biogeochemical Cycles [Internet]. 2009;23:16. Available from: http://dx.doi.org/10.1029/2008GB003431.
2008
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Direct ocean surface velocity measurements from space: Improved quantitative interpretation of Envisat ASAR observations. Geophysical Research Letters [Internet]. 2008;35:6. Available from: http://dx.doi.org/10.1029/2008GL035709.
Other Publications
2012
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Monitoring the surface inflow of Atlantic water to the Norwegian Sea using Envisat ASAR (2). European Geosciences Union General Assembly 2012. 2012;.
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Mapping the Nordic Seas surface velocity using Envisat ASAR. Pan Ocean Remote Sensing Conference. 2012;.
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Retrieval of 2D sea surface current from ASAR range Doppler velocity. Dragon 2 & 3 Symposium 2012. 2012;.
2011
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Proceedings of the Joint Nansen-Tutu scientific opening symposium & OceansAfrica Meeting. Nansen-Tutu Centre Scientific Opening Symposium. 2011;:75..
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Measuring interior ocean parameters from space: Oceanic internal waves in the Barents Sea. The International Conference of Young Scientists ”Land-Ocean-Atmosphere Interactions in the Changing World”,. 2011;.
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SAR imaging of the coastal upwelling in the Baltic Sea. The 8th Baltic Sea Science Congress. 2011;.
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New gravity field, mean dynamic topography and surface geostrophic current derived from space. Nansen-Tutu Centre Scientific Opening Symposium. 2011;.
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All-weather satellite observations of marine thermal fronts in the Baltic and Barents Seas. The International Conference of Young Scientists ”Land-Ocean-Atmosphere Interactions in the Changing World. 2011;.
2010
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Vi tar pulsen på planeten [Internet]. Bergens Tidende. 2010;Available from: http://www.bt.no/meninger/kronikk/Vi-tar-pulsen-paa-planeten-1109691.html?xtor=AD-13.
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ASAR surface velocity retrievals in the Northeast Atlantic [Internet]. ESA Living Planet Symposium. 2010;Available from: http://www.esa.int/SPECIALS/Living_Planet_Symposium_2010/index.html.
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Preliminary inter-model comparison of the Agulhas Current with direct range Doppler velocity estimates from Envisat's Advanced Synthetic Aperture Radar [Internet]. ESA Living Planet Symposium. 2010;Available from: http://www.esa.int/SPECIALS/Living_Planet_Symposium_2010/index.html.