[Rgc_analysis] [EXTERNAL] Re: [Rgc] RGC-analysis meeting tomorrow
harut avagyan
avagyan.harut at gmail.com
Tue Feb 18 11:29:43 EST 2025
Hi Silvia,
I somehow managed to create some ntuples. I will continue checking their
integrity, but what I got, doesn't support my hope that with the rcdb
version the resolution of the rho missing mass peak will improve. The plots
are in https://userweb.jlab.org/~avakian/tmp/rhocompele-inb.rcdb.pdf
They include now also all kinds of vertex (x,y,z) distributions for e-,\pi+
and pi- and they all seem to be shifted. One can check if they are
consistent with what we expect.
BEst,
Harut
On Tue, Feb 18, 2025 at 10:50 AM harut avagyan <avagyan.harut at gmail.com>
wrote:
> Dear All,
> One strange thing, I guess also others observed, is the shift of the
> target center along z. That is confirmed by z-vertex comparison of the
> electrons in exclusive rho (see
> https://userweb.jlab.org/~avakian/tmp/RGC-e-vertex.pdf). If the shift
> of ~2cm (inbending only compared) is real, the loss of high energy
> electrons in inbending in old configuration compared to new one is hard to
> link to it.
> Could target people confirm that possibility?
> Thanks,
> Harut
>
> On Mon, Feb 17, 2025 at 4:33 PM silvia via Rgc <rgc at jlab.org> wrote:
>
>> Dear all,
>> we'll have our RGC-analysis meeting tomorrow, Tuesday, at 8:30AM JLab
>> time, zoom link: https://urldefense.proofpoint.com/v2/url?u=https-3A__jlab-2Dorg.zoomgov.com_j_1609368114&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=aSEBncnFTdfouxOejKajYG--Ygz0DFQolIcHUhF20pw&m=eOQtJErmkjqJOoGl4Dsu4IQFuYKWAm3aaZQasTu6pVRmyK1eRx_i5n3I3W-2pnm9&s=yo7hTiwe_hi5tOGeI4yW60EGUfyXFTAl-zIKVbDedfQ&e= , wiki page:
>> https://clasweb.jlab.org/wiki/index.php/RGC_Feb18
>> Please let me know if you plan to present something.
>> Best regards,
>> Silvia
>> _______________________________________________
>> Rgc mailing list
>> Rgc at jlab.org
>> https://mailman.jlab.org/mailman/listinfo/rgc
>>
>
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