[Clas12_verystrange] Fwd: [Clas12_software] CLAS12 Pre-Release Coatjava 4a.7.5 and GEMC 4a.2.0

[Shankar Adhikari]

Hi Mike,

I did not check beta from REC_particle. I did that previously but that was
not good so I used information from REC_Scintillator to construct beta.

Thanks

Shankar

On Tue, Aug 15, 2017 at 4:41 PM, Nicholas Zachariou <nicholas at jlab.org>
wrote:

>
> I will have a look now on Omega data. Will keep you posted.
>
> Nick
> On Aug 15, 2017, at 20:24, Michael Dugger <dugger at jlab.org> wrote:
>>
>>
>> Hi,
>>
>> I'm getting strange results and I would like to see if others are seeing
>> something similar.
>>
>> Using Coatjava 4a.7.5 and GEMC 4a.2.0 for the Xi^- K^+ K^+ reaction, I get
>> for beta vs. momentum of charged particles:
>>
>> * (using for beta and momentum: REC_Particle)
>> the plot https://userweb.jlab.org/~dugger/vs/pidTest.png
>>
>> At zero beta I get a bunch of garbage and there are not many protons.
>>
>> If I neglect low values of beta:
>> https://userweb.jlab.org/~dugger/vs/pidTest2.png
>>
>> * (using REC_Particle for momentum and constructing beta from
>> REC_Scintillator and FT_particles information)
>> the plot https://userweb.jlab.org/~dugger/vs/tmpPID.png
>>
>> It looks like there is good information in the files but the beta from
>> REC_Particle_beta is messed up for me. In particular, protons are very
>> messed up.
>>
>> I probably did something wrong in processing the events but I wanted to
>> check to see if anyone else is seeing problems.
>>
>> Take care,
>> Michael
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