[Clas12_verystrange] Lambda from skim 14 - RG-A pass 1

[Michael Dugger]

Will,

I can not see the plots. It looks like the files are broken :(

Take care,
Michael

> Hello Strangers,
>
> I repeated this experiment with Skim 11 (electron in FT, kaon selected
> using the RECFT bank). I did not change any of my previous cuts, I simply
> switched to using the RECFT bank and required the electron to be detected
> in the forward tagger. You can see the Lambda in the invariant mass plot
> but not in the missing mass plot. I will use Geraint’s parametrization
> of the electron momentum correction and see what happens.
>
> Note: This is with some subset of the 93 runs. ~20-40 runs? It’s still
> downloading and is ~1TB so it will take a little while.
>
> -Will
>
> --------------------------------------------------
> William B. Phelps, Ph.D.
> Assistant Professor and Staff Scientist
> Christopher Newport University and Jefferson Lab
> Newport News, VA, 23606
> CNU: 757-594-8741
> JLab: 757-269-5032
>
> [cid:CC94705A-E00E-4A6C-9792-F099554DF3DD]
>
> [cid:608258CD-206C-4B51-B0AF-081E89933CFF]
> [cid:8BB4923F-9CD6-4A59-B1CC-E693A080E7AB]
>
> On Apr 7, 2020, at 8:15 PM, William Phelps
> <wphelps at jlab.org<mailto:wphelps at jlab.org>> wrote:
>
> Hello Strangers,
>
> As promised I will send you my cuts/event selection for the plots I have
> been showing:
>
> Data: Skim14 (Electron in FD, k+ anywhere)
>
> Event selection:
> 1 e^- in FD
> 1 pi^- anywhere
> 1 k+ anywhere
> 1 proton anywhere
>
> Cuts:
> k+ momentum < 2.0 GeV
> Missing Mass^2 off of reconstructed particles (4 tracks) < 0.05 GeV^2
> New** = Missing Momentum < 0.1 GeV
>
> Assumption: e^- beam energy set to 10.614 for MM calculations (I should
> look into this…).
>
> Sorry Eugene, you’ll have to wait for the suggested plots until after I
> finish writing this midterm!
>
> -Will
>
> --------------------------------------------------
> William B. Phelps, Ph.D.
> Assistant Professor and Staff Scientist
> Christopher Newport University and Jefferson Lab
> Newport News, VA, 23606
> CNU: 757-594-8741
> JLab: 757-269-5032
>
>
>
> <PastedGraphic-1.png><PastedGraphic-2.png>
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