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Cycle 7 Call for Proposals

The ALMA Director, on behalf of the Joint ALMA Observatory (JAO) and the partner organisations in East Asia, Europe, and North America, is pleased to announce the ALMA Cycle 7 Call for Proposals (CfP) for scientific observations to be scheduled from October 2019 to September 2020. It is anticipated that 4300 hours of the 12-m Array time and 37501 hours of the Atacama Compact Array (ACA) time, also known as the Morita Array, will be available for successful proposals from Principal Investigators (PIs) in Cycle 7.


ALMA Cycle 7 proposal submission will open at

15:00 UT on Tuesday, 19 March 2019


The Cycle 7 proposal submission deadline is

15:00 UT on Wednesday, 17 April 2019


The key dates for Cycle 7 are given in the Table.




19 March 2019 (15:00 UT)

Release of Cycle 7 Call for Proposals, Observing Tool & supporting documents and opening of the Archive for proposal submission

17 April 2019 (15:00 UT)

Proposal submission deadline for Cycle 7 Call for Proposals

End of July 2019

Announcement of the outcome of the proposal review process process

August - 5 September 2019

Submission of Phase 2 material for Cycle 7 accepted proposals

October 2019

Start of ALMA Cycle 7 Science Observations

September 2020

End of ALMA Cycle 7


The ALMA Proposer’s Guide contains all pertinent information regarding the ALMA Call for Proposals. A comprehensive description of the ALMA observatory and its components can be found in the ALMA Technical Handbook.


For information not provided on the ALMA Science Portal, proposers may submit a Helpdesk ticket. Registration on the ALMA Science Portal is required to submit a Helpdesk ticket.

[1] From the 3750 hours available on the ACA array in Cycle 7, 3000 hours will be offered in the main call and at least 750 hours in the supplemental call.  The supplemental call is described in the ALMA Proposer’s Guide.