[Halld-cpp] [EXTERNAL] Re: timing of CPP tracks

[Rory Miskimen]

FYI, here’s plot of vertex positions for “full” and “empty” target runs in CPP, showing structures on the beam line.   I believe Ilya produced these plots shortly after the end of the run.   Rory




Sent from my iPad

> On Nov 7, 2024, at 10:55 AM, Benedikt Zihlmann via Halld-cpp <halld-cpp at jlab.org> wrote:
> 
>  Hi All,
> attached you find a printout of my Jupyter notebook looking at the CPP timing
> of tracks and also a comparison with a GlueX run.
> I think the timing is ok but in CPP there is a significant contribution from
> tracks originating not from the target at z=1cm but much further downstream
> at the start of the FDC.
> 
> cheers,
> Beni
> <CPPNPP_timing.pdf>
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