# Proposal Calls

Cycle 8

On May 31, 2019, the SOFIA program released two Calls for Proposals with three types of proposal opportunities: one Call for regular proposals, and a separate Call for both the SOFIA Legacy Program (SLP) and the new SOFIA Archival Research Program (SARP). Funding is available for Guest Observers with affiliations in the U.S.; the total available Guest Observer funding available for Cycle 8 is expected to be approximately $4M for regular proposals,$1M per year for SLP proposals, and \$300k for SARP proposals. The Calls were issued on behalf of NASA by the Universities Space Research Association (USRA). Parallel calls for the German community was issues by the German SOFIA Institute (DSI; University of Stuttgart). There will be a formal update to the Call for Proposals on July 20, 2019. The deadline for submitting proposals is September 6, 2019, 21:00 PDT (September 7, 2019, 4:00 UTC).

In addition, as part of the SOFIA Science Utilization Policies, a fraction of the observing time can be awarded by the Director as Director's Discretionary Time to handle observations that cannot be accomodated by the annual Call for Proposals. The policies and procedures are available at the above link.

Cycle 7

The Cycle 7 proposal call is closed.

The selected proposals are listed here.

The Cycle 7 Call for Proposals and separate call for SOFIA Legacy Proposals were released on June 1, 2018. The normal call solicits observing proposals using SOFIA from the US and International astronomical communities for approximately 400 hours of observing time in Cycle 7, and the Legacy Program will provide an additional 100 hours of observing time spanning two cycles (with approximately 50 hours of observing time in each cycle). The calls were issued on behalf of NASA by the Universities Space Research Association (USRA). There will be a formal update to the Call for Proposals on July 16, 2018. The deadline for submitting Phase I proposals was September 7, 2018, 21:00 PDT.

In addition, as part of the SOFIA Science Utilization Policies, a fraction of the observing time can be awarded by the Director as Director's Discretionary Time to handle observations that cannot be accomodated by the annual Call for Proposals. The policies and procedures are available at the above link.