[Lowq] EC calibration for eg6

Stepan Stepanyan stepanya at jlab.org
Fri Feb 19 15:37:47 EST 2010


Hi Cole,

Thanks a lot.

Stepan

Cole Smith wrote:
> Hi Stepan,
>
> I uploaded new EC_GAIN constants to calib_user.RunIndexeg6 this
> morning for runs 60600-100000, based on analysis of run 61909.
> I'm still using old attenuation lengths.
>
> Cole
>
>
> On Tue, 16 Feb 2010, Stepan Stepanyan wrote:
>
>> Hi Cole,
>>
>> We are still far a way from pass1 cooking, but we wanted to go
>> with pass0 using the beast, at the moment, available constants.
>> Is it possible to get some thing within a week.
>>
>> Thanks, Stepan
>>
>> Cole Smith wrote:
>>>
>>>  Hi,
>>>
>>>  I'm still working on it - not just using cosmics but
>>>  beam data.  I can make rough adjustments for first pass
>>>  but I am looking at such things as updating attentuation
>>>  length database, since there has been some deterioration
>>>  in last 10 years.
>>>
>>>  When will cooking start?
>>>
>>>  Cole
>>>
>>>
>>>  On Tue, 16 Feb 2010, Stepan Stepanyan wrote:
>>>
>>> >  Dear Cole,
>>> > >  We discussed calibration status of detectors on eg6 meeting
>>> >  today and I am worried if any thing happened with cosmic
>>> >  calibrations.
>>> > >  Thanks, Stepan
>>> > 
>>



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