The IASI CH4 product is developed and distributed by the Infrared Team of BIRA-IASB.
Note: this dataset is generated as part of the ESA GHG-CCI project and is still under validation.
The IASI CH4 profiles are delivered in HDF5 format. Daily daytime and nighttime observations are provided in separate files. The HDF files contain CH4 profiles, the retrieval error, the a CH4 priori profiles and averaging kernels. Each individual file is typically 200-260 MB. If your data request is large, please contact the data manager (firstname.lastname@example.org)
The retrievals are performed between 60°S and 70°N.
- Click on individual days to select the dataset for that day
- Click on month names to select a whole month of data
- Deselect days and or months by clicking on them
- When finished, click on the Request files button at the bottom of the page
By giving your e-mail address and downloading the data you agree ..
... to inform us, by sending an e-mail, where the data product is planned to be used.
... to inform us prior to any publication where the data product is planned to be used. Please do this by sending us the manuscript for review before submission for publication to ensure that our data are accurately represented.
... to offer us co-authorship for any planned communication or peer-reviewed publication based on our data product.
In these instances, please contact Evelyn De Wachter (email@example.com), who will contact the ESA GHG-CCI management team.
Your request will be queued.
You will receive an email with a link to your files.
If your request is larger than 25GB, it will be cut up in several consecutive archives and you will receive an email for each individual part.
Your email address: