On Fri, 27 Jul 2007, Malcolm J. Currie wrote:
>>> There is a perl module written by Andy (Starlink::PSF) that takes the PSF
>>> output from the KAPPA PSF command and calculates the integral for it. It
>
> That's the total intergral, not the integral out to a specified radius.
Good point. It might be useful to be able to specify a radius.
>> If anyone is interested I seem to have some RFWS code around from
>> EDRS/DIPS that also does this job.
Should the EDRS code go into applications/obsolete for historical
completeness?
> I have a sersicfit.f written for
>
> Our galaxy-photometry papers that make extensive use of the Sersic
> function; and sersicfit.f includes generating the total luminosity.
>
Sounds like we can get away without using GSL if there is already
existing code around (which is good)
--
Tim Jenness
JAC software
http://www.jach.hawaii.edu/~timj
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