This is the official fourth release of the CIMR Mission Requirements Document (MRD v4), prepared by ESA, including contributions of the Mission Advisory Group.

The MRD is a key reference document for the CIMR mission.

It is accessible from https://esamultimedia.esa.int/docs/EarthObservation/CIMR-MRD-v4.0-20201006_Issued.pdf