RA IV Expert Team on Satellite Data Requirements Members Dr Marcial GARBANZO - Co-chair- ( Costa Rica ) Ms Oriana VILLAR - Co-chair- ( United States of America ) Mr Matt ARKETT - Member- ( Canada ) Mr William Ernesto ABARCA MENJIVAR - Member- ( El Salvador ) Mr Fausto Miguel Ángel SÁNCHEZ GONZÁLEZ - Member- ( Mexico ) Documents and Publications Related News No related news found. Related Meetings 36th Teleconference of the RA III-IV SDR Coordination Group First Meeting of the RA IV ET on Satellite Data Requirements Related Groups There are no results.