RES657 – 378 – 3 to conduct, in time for WRC-23, any necessary sharing studies for incumbent systems operating in frequency bands used by space weather sensors, with the objective of determining regulatory protection that can be provided while not placing additional constraints on incumbent services, invites administrations to participate actively in the studies and provide the technical and operational characteristics of the systems involved by submitting contributions to ITU-R, instructs the Secretary-General to bring this Resolution to the attention of the World Meteorological Organization (WMO) and other international and regional organizations concerned.