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Website terms of use

The ODESA website is animated and maintained by ACRI-ST under contract of the European Space Agency (ESA).


Access to, and use of, the ODESA website constitutes acceptance of the following general terms and conditions.
Neither ESA nor ACRI-ST nor any other party involved in creating, producing or delivering the website shall be liable for any direct, incidental, consequential, indirect or punitive damages arising out of Users' access to, or use of, the website. The Web Portal does not guarantee the accuracy of information provided by external sources and accepts no responsibility or liability for any consequences arising from the use of such data.
Though ACRI-ST uses the best technical standards to control its site, material on this website may inadvertently include technical inaccuracies or other errors. We would be grateful if users could notify us ( of any errors or inaccuracies they may find. Please note that users browse and use the website at their own risk. ACRI-ST does not warrant that the functional aspects of the website will be uninterrupted or error free or that this website, or the server that makes it available, are free of viruses or other harmful components. ACRI-ST may change material on the site without prior notice.

Access and availability of service and links

The ODESA website may contain links and references to third-party websites. These are provided for the convenience and interest of users and imply neither responsibility for, nor approval of, information contained in these websites.

Personal data privacy

By accessing the ODESA website, certain information about users, such as internet protocol (IP) addresses, navigation through the site, software used and time spent, as well as other similar information, are stored. These will not specifically identify users and the information will be used internally for website traffic analysis only.
ACRI-ST does not sell or rent its website users' names, addresses, email addresses or other personal information.
However, if users want to access the software, they should provide detailed information, including name, address, telephone, e-mail. Such information will be stored for the sole purpose of ODESA.

Use of cookies

Cookies are pieces of information that a website transfers to an individual hard drive for record-keeping purposes; passwords are not saved in cookies. Cookies help to operate the website.
If you do not wish to receive a cookie, or if you wish your browser to notify you when you receive a cookie, you may use the option on your web browser to disable cookies. Click on the 'help' section of your browser to learn how to change cookie preferences.
ACRI-ST does not use personal identification details transferred through cookies either for promotion or marketing purposes, nor will such information be shared with a third party.


All material published on the ODESA website is protected by copyright and owned or controlled by ESA or ACRI-ST or the party credited as the provider of the content, software or other material.
Users may not modify, publish, transmit, participate in the transfer or sale of, reproduce, create derivative works from, distribute, perform, display or in any way exploit any of the content, software, material or services, in whole or in part, without obtaining prior written authorisation.

The ODESA CFI software is provided under the following terms and conditions:


The software is the set of computer programs ODESA MEGS® packages regardless of the form in which you may subsequently use it, and regardless of any modification which you may make to it.


The license is a non-exclusive, non-transferable, limited license without fees, provided that

You shall not disclose or copy to a third party the software or any part thereof.

You shall not remove or alter any proprietary legends or notices contained in the Software

You commit to provide back any algorithm adaptation or modification should you believe it would benefit the user community and in such a case, submit it for its inclusion in the maintained version of ODESA MEGS®:

You agree that such modification or new algorithm shall undergo a validation/qualification process prior to its approval as an ESA supported algorithm

ACRI-ST and the European Space Agency shall be entitled to use and transfer to third parties any such qualified modification free of charge.

Such ESA supported algorithm shall be identified as such in the software with due acknowledgement to you.

Neither the European Space Agency nor ACRI-ST shall be held liable for the consequences of any use of the software.

You agree to defend and indemnify the European Space Agency from and against all claims, proceedings, damages, costs and expenses arising from any infringement of third party rights resulting from the wrongful disclosure or use of the software contrary to the above terms.

For any use of ODESA in the public domain (e.g. publications or public presentations using data processed by ODESA) you commit to acknowledge ESA and ACRI-ST for developing ODESA, with an explicit link to