Director's Discretionary Time (DDT)
DDT Review Deadlines:
Noon PST February 28, 2017
September 12, 2017
April 10, 2018
Read Me First!
To submit a Spitzer DDT proposal fill out this online submission form, which includes:
- Standard coversheet information (PI and Co-I contact information, proposal title, etc, as for a regular General Observer submission).
- Complete Astronomical Observation Requests (AORs).
- A strong scientific justification (must be in PDF format), specifying why the request was not submitted during the normal Call for Proposals and the long-term legacy value of the observation. Please use the templates:
Please upload both the science justification and the AORs via the online form.
Note that requests for DDT cannot be used to resubmit all or part of a proposal that was rejected by the normal peer review process.
Guidelines for Submission of Director's Discretionary Time Proposals
A longer cookbook-style document on how to go from an idea to a set of fully-functional Astronomical Observation Requests (AORs) for your Spitzer proposal.
Spot is a software package used by Spitzer observers to plan observations, and Leopard is a software package used to query the archive. Together, this group of cats is referred to as the "Spitzer Pride."