[clas12_rgk] [EXTERNAL] revised RG-k Train scheme

Annalisa D'Angelo annalisa.dangelo at roma2.infn.it
Wed Jun 17 09:52:11 EDT 2020


Dear Dan,
do we understand why these reduction factors correspond to larger 
expected sizes, compared with original Nick's numbers?
Annalisa
Il 17/06/20 15:48, Daniel Carman ha scritto:
> Annalisa,
>
> Nick prepared the updated “skim 14” (or whatever he will call the e’K+ 
> skim) custom wagon and
> I finished testing it last night. The final reduction factors are as 
> follows:
>
> 6.5 GeV: 19.1 GB, 8.7% of DST,
> 7.5 GeV: 6.3 GB, 3.7% of DST
>
> This is now ready to go for RG-K.
>
> Regards,
> Daniel
>
> *****************************************************************************
> *
> * Dr. Daniel Carman e-mail: carman at jlab.org <mailto:carman at jlab.org>
> * Staff Scientist                 office: (757)-269-5586
> * Jefferson Laboratory       web: http://userweb.jlab.org/~carman
> *
> *****************************************************************************
>
>
>> On Jun 17, 2020, at 9:39 AM, Annalisa D'Angelo 
>> <annalisa.dangelo at roma2.infn.it 
>> <mailto:annalisa.dangelo at roma2.infn.it>> wrote:
>>
>> Dear All,
>>
>> following yesterday meeting, I have compiled the attached slide 
>> including the present status of custom trains prepared for on-going 
>> data analysis.
>>
>> I have applied the same reduction factor extracted by FX on 6.5 GeV 
>> data to the 7.5GeV ones. I would expect 7.5 GeV reduction factors to 
>> be even smaller than the 6.5 GeV ones for all DVCS channels.
>>
>> The revised scheme looks already much better than the original one.
>>
>> To my understanding three more steps would be appropriate:
>>
>> 1. Nick should test the reduction factor for skim13 MissingNeutron 
>> using the appropriate beam energy values for both 6.5 GeV and 7.5 GeV
>>
>> 2. An updated version of skim13 eK+ could be implemented and tested 
>> using a custom wagon
>>
>> 3. Custom wagons should be defines and tested for the two pions channel.
>>
>> From our discussion I understood that none of these three steps are 
>> really fundamental to prove the Review Committee that we can start 
>> with pass1 since trains can be run at any moment on the recon files.
>>
>> Nick, would you please assign skim numbers to the various DVCS skims ?
>>
>> I will insert a figure compatible with this slide in out overleaf 
>> reply document.
>>
>> All the best
>>
>> Annalisa
>>
>> -- 
>> ================================================
>> Prof. Annalisa D'Angelo
>> Dip. Fisica, Universita' di Roma "Tor Vergata"
>> Istituto Nazionale di Fisica Nucleare
>> Sezione di Roma Tor Vergata, Rome Italy
>> email:annalisa.dangelo at roma2.infn.it 
>> <mailto:annalisa.dangelo at roma2.infn.it>
>> Jefferson Laboratory, Newport News, VA USA
>> Email: annalisa at jlab.org
>> Tel: + 39 06 72594562
>>
>> <RGK_trains.pdf><RGK_trains.pptx>_______________________________________________
>> clas12_rgk mailing list
>> clas12_rgk at jlab.org
>> https://mailman.jlab.org/mailman/listinfo/clas12_rgk
>
-- 
================================================
Prof. Annalisa D'Angelo
Dip. Fisica, Universita' di Roma "Tor Vergata"
Istituto Nazionale di Fisica Nucleare
Sezione di Roma Tor Vergata, Rome Italy
email:annalisa.dangelo at roma2.infn.it
Jefferson Laboratory, Newport News, VA USA
Email: annalisa at jlab.org
Tel: + 39 06 72594562

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