Re: ACIS CTI Corrector and CCD Simulator

From: Aaron D. Lewis (lewisa@nabhas.ps.uci.edu)
Date: Thu Aug 02 2001 - 19:23:15 EDT


Thanks for these products Leisa et al.,

On your web page describing them, you state that for S3, only one RMF is
needed, since the spectral response has little spatial dependence. I have
extended sources covering the entire S3 chip, which I intend to divide
into annuli for spectral analysis - can I truly use one RMF for the entire
analysis?

Also, I am interested in using Alexey Vikhlinin's background reduction
code and I wanted to confirm my assumption that his code could
be run following yours, and that it would be 'safe' to do so.

-Aaron Lewis
UC Irvine

On Tue, 31 Jul 2001, Leisa Townsley wrote:

> Hi everyone,
>
> Code for mitigating the effects of charge transfer inefficiency (CTI)
> in ACIS CCDs is now available to interested users. It works on devices
> I0-I3, S2, and S3 at focal plane temperatures of -110C and -120C.
> Matching RMFs are available as well.
>
> The RMFs were generated using our Monte Carlo CCD simulator code, which
> is also available.
>
> Please see http://www.astro.psu.edu/users/townsley/cti/
> and http://www.astro.psu.edu/users/townsley/simulator/
> for details and instructions.
>
> We welcome your input.
>
> Leisa Townsley and Patrick Broos
>
> Pennsylvania State University
> Department of Astronomy and Astrophysics
> 525 Davey Lab
> University Park, PA 16802-6305
> http://www.astro.psu.edu/
>



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