Jean-Marie Mariotti Center

On thursday 27th of april 14-15h CET, our main application server should switch to a newer infrastructure. Website will be available during the maintenance, but some services will be off. If you have any remark or question, feel free to contact the User Support

Welcome to the JMMC

The JMMC is the French Center for Infrared and Optical Interferometry. It provides support for the users of the astronomical interferometers currently in operation around the world.