Science Tools Working Group

Did not meet this week. Our next meeting will be on a to-be-determined date after the GLAST Symposium. This report is based on what I have gleaned on my own - so may not be complete.

The current version of ScienceTools remains v7r6p1.

Data products: No news

Databases and related utilities

Not much news. Richard has posted the core of a proposal for how the data should be organized for access; this is open for comment, but none of us has made any comments yet.

Likelihood analysis

No news; Jim has implemented a new interface to the DC1A response functions in the likelihood test program, but I have not asked why. I think that the interface to the IRFs in general has changed.

Analia has asked about implementing upper limit calculations in gtlikelihood, something she has extensive experience with in HEASARC fitting tools. We may try to discuss this in more detail next week at the Symposium; upper limits relate to the still-open question of understanding the distribution of TS.

GRB tools

No news.

Pulsar tools

James reports that he and Masa "completed refactoring to calculate accurately the chance probability in the periodSearch package. They are now poised to implement the A4 blind search tool. All that remains for that is to write the actual application; all the underlying algorithms have been successfully implemented and tested."

Observation simulation

No news from Max R. yet on whether he has been able to reproduce the apparent bug mentioned last week. He probably will be in town next week.

User interface and infrastructure

No news

Source Catalog

Met this week. Juergen introduced a 'white paper' on proposed strategies for counterpart assignments for LAT sources. Jean presented results from the just completed SC1 source catalog; actually the catalog is only partially complete - light curves have not been evaluated yet, for example. How many sources did the catalog pipeline detect in the SC1 data set? You'll have to go to the link above.

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