ALMA is pleased to report on the extraordinary response to the Cycle 13 Call for Proposals, which closed on 23 April 2026. Cycle 13 received a total of 1,843 proposals, accounting for more than 37,000 hours requested time on the 12-m Array. These numbers set a new record, underscoring the high level of competition for ALMA.
Record Number of Proposals Submitted for ALMA Cycle 13
Published: 07 May 2026
ALMA received also a record number of Large Programs (48) and Joint Proposals (91). While a more detailed report on proposal submission statistics will, as usual, be published at a later date, the figures attached show the sustained growth in demand for ALMA observing time over the past 15 years.