Homepage Julien Chimot: a journey in Earth observation satellite science

Observing our atmosphere composition & surface from space: air quality, climate, trace gas, aerosol, cloud, land cover, satellite, spectral signature, remote sensing retrieval

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Scientific experiences
- Employment history
  - Current activities
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- Project highlights
Atmosphere composition
Satellite observations
Publications
Event highlights
Conferences
Teaching
Latest blog posts
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- Video atmospheric satellite launches
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Tropospheric composition remote sensing from space

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Julien Chimot

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Gallery

Night-time pictures of of 2018.10.07 observed by the NASA SUOMI NPP VIIRS sensor. Credit NASA Worldview Earthdata

Sailing through the ocean!

Sentinel-5 Precursor Launch on Friday 2017.10.13

MetOp replica at EUMETSAT headquarters

Sentinel-3 B launch April 2018

Introduction of my layman talk with my friend and Master of Ceremony Ricardo Reinoso-Rondinel

Acknowledging my promotors and collaborators: Prof. dr. Pieternel F. Levelt, Dr. J. Pepijn Veefkind, Dr. Tim Vlemmix

Research Thesis book cover – Julien Chimot – July 2018

Smoke over Pacific Ocean released by California wildfires in 2017.12.10 and observed by OLCI on the Copernicus Sentinel-3 satellite: false colour composite based on 17-5-2 bands.

aod_550_modis_dark_target_deep_blue_combined_mean_mean_july2016

16730608_1090554777734714_227143951178485745_n

Flyer made by Jiyunting Sun

Website’s Pages

2008.07-2013.11: NOVELTIS, Research and Development (R&D) Engineer (since 2008), Project Manager (since 2010) in the Space department
2013.12 – 2018.01: GRS TU Delft, Research Fellow
A satellite ocean color observation operator system for eutrophication assessment in coastal waters
About Julien
Acid rain and eutrophication
Aerosols
Air pollution and health risk
Air quality news
Atmosphere composition
Atmosphere physical structure
Big data challenge and operational processing needs
Blog
Books
CH4 – Methane
Climate
CO – Carbon monoxide
CO2 – Carbon dioxide
Conferences
Conferences & events
Contact
- Welcome!
Current activities
Dans les informations et actualites (Francais)
Earth observation satellite platforms
Earth observation space instruments
Employment history
Estimation principle and forward model
Event highlights
Focus on aerosols
Focus on tropospheric NO2: the DOAS method
From SBUV/TOMS to Sentinels
Future
General science
Geostatic & Remote sensing: field-campaign assignment “Land surface classification”
Home
Homepage news
Improved aerosol correction from OMI tropospheric NO2 retrieval over East Asia: constraint from CALIOP aerosol vertical profile
In the news (English / French)
In the news (English)
InfraRed Atmospheric Sounding Interferometer (IASI)
Introduction
Inverse model approach and challenges
Journal articles
Land surface remote sensing
Links
LOGOFLUX
Media
Minimizing aerosol effects on the OMI tropospheric NO2 retrieval – An improved use of the 477 nm O2-O2 band and an estimation of the aerosol correction uncertainty
My motivations
Needs of global tropospheric composition observations
Nine-year spatial and temporal evolution of desert dust aerosols over South and East Asia as revealed by CALIOP
NO2 – Nitrogen dioxide
Ocean remote sensing
Ozone depletion and UV radiation
Ozone Monitoring Instrument (OMI)
Past
Past activities
POLarization and Directionality of the Earth’s Reflectance (POLDER) -1, 2, and -3
Present
Publications
- An exploratory study on the aerosol height retrieval from OMI measurements of the 477 nm O2–O2 spectral band, using a Neural Network approach
- Impact of aerosols on the OMI tropospheric NO2 retrievals over industrialized regions: how accurate is the aerosol correction of cloud-free scenes via a simple cloud model?
Quantifying trace gases and particles: the atmospheric retrieval process
Regional in situ validation of satellite altimeters: Calibration and cross-calibration results at the Corsican sites
Requirements for CO2 monitoring by Sentinel-5
Sailing hobby
Satellite measurement: breaking the Sun light
Satellite missions
Satellite observations
Scientific experiences
SIROCCO
Solar light interaction with the atmosphere
Spatial distribution analysis of the OMI aerosol layer height: a pixel-by-pixel comparison to CALIOP observations
Student projects
Teaching
Teaching
Teaching experience
The atmosphere – A chemical laboratory
The light – Energy source – in remote sensing
Trace gas absorption spectroscopy
Trace gases
Tropospheric composition changes – Life and environmental issues
Tropospheric composition remote sensing from space
TROPOspheric Monitoring Instrument (TROPOMI)
Video atmospheric satellite launches
Video interviews
Warming climate or climate change?
Websites
Who am I?
Why satellites?
Why teaching?
Why this website?

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Map - EUMETSAT

Eumetsat Allee-1 64295 Darmstadt Germany

Home
Welcome!
About Julien
Scientific experiences
- Employment history
  - Current activities
  - Past activities
- Project highlights
Atmosphere composition
Satellite observations
Publications
Event highlights
Conferences
Teaching
Latest blog posts
Media
- Video atmospheric satellite launches
- Video interviews
In the news (English / French)
- Dans les informations et actualites (Francais)
- In the news (English)
Links
Contact

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