Olivier Witasse - Personal Profiles
Olivier Witasse
Planetary ScientistMain Research Fields
Planetary science, plasma physics, planetary space weather
Keywords
- Study of planetary upper atmospheres (Venus, Earth, Mars, Titan, ice giants)
- Ionosphere, airglow and auroras
- Couplings between atmospheric envelopes
- Interaction solar wind-atmosphere
- Planetary space weather
- Propagation of solar wind features in the heliosphere
- Analysis of radiation monitor data (onboard INTEGRAL, Rosetta,...)
- Numerical modelling, data analysis, data processing techniques
- Study of the martian moons and small bodies
Ongoing collaborations
- Observatoire Royal de Belgique (Bruxelles, Belgium)
- University of Leicester (UK)
Publications
A selection of publications:
Honig, T., Witasse, O. et al., Multi-point galactic cosmic ray measurements between 1 and 4.5 AU over a full solar cycle, Ann. Geophys., 37, 903–918, 2019
Conroy, P., Quinsac, G., Floury, N., Witasse, O., et al., 2019, A new method for determining the total electron content in Mars’ ionosphere based on Mars Express MARSIS data, Planetary and Space Science
Bergeot, N., Witasse, O., et al., A new empirical model of the Mars ionospheric total electron content based on Mars Express MARSIS data, J. Space Weather Space Clim. 9, A36, 2019
Sánchez – Cano, B., Witasse, O., Lester, M., Rahmati, A., Ambrosi, R., Lillis, R., et al., 2018, Energetic particle showers over Mars from comet C/2013 A1 Siding Spring. Journal of Geophysical Research: Space Physics, 123, 8778– 8796
Witasse, O., et al, Interplanetary coronal mass ejection observed at STEREO-A, Mars, comet 67P/Churyumov-Gerasimenko, Saturn, and New Horizons en route to Pluto: Comparison of its Forbush decreases at 1.4, 3.1, and 9.9 AU, Journal of Geophysical Research: Space Physics, Volume 122, Issue 8, pp. 7865-7890, 2017 *Web story*
Project/mission at ESA
Past projects:
- Cassini-Huygens
- Venus Express
- Chandrayaan-1
- Mars Express
- ExoMars Trace Gas Orbiter
- Ice Giant mission concept
Current project:
- JUICE: JUpiter ICy moon Explorer (since January 2015)