The ALMA Cycle 13 Call for Proposals (CfP) for scientific observations to be scheduled from October 2026 to September 2027 is open.
Modes and capabilities offered in Cycle 13 will include Large Programs and Band 2 on the 12-m Array. Starting with this Call for Proposals, a new web-based interface to the Observing Tool (OT) replace the old OT for proposal preparation and submission. Find more here.
The Cycle 13 proposal submission deadline is 15:00 UTC on Thursday, 23 April 2026
Image Credit: Alex Perez