[Halld-cal] Fwd: Re: BCAL Calibration with End-of-2015 Cosmic Data

[Elton Smith]

-------- Forwarded Message --------
Subject: 	Re: BCAL Calibration with End-of-2015 Cosmic Data
Date: 	Wed, 3 Feb 2016 20:41:24 -0500 (EST)
From: 	semenov at jlab.org
To: 	wmcginle at andrew.cmu.edu
CC: 	elton at jlab.org, zisis at uregina.ca



Will:

The attachment contains the BCAL calibration constants for NSA=55 and NSB=-5.

Again, it will be great if you can check this calibration on the
correspondent data with your pi0 code.

Thank you,
Andrei


> Will:
>
> I just finished my VERY PRELIMINARY calibration of BCAL with cosmic runs
> 4062 and 4110 that were taken in the end of 2015 (see the file
> bcal_calib_feb2016_26s.vec in the attachment). For this calibration, I
> used NSA=26, NSB=0, and the threshold of 5 counts above the pedestal
> level. The calibration constants are in GeV, and the sampling fraction of
> 9.5% is applied already.
>
> It will be great if you can run your pi0-mass code with this calibration
> using 1.4-V-overbias data (with correspondent NSA and NSB) for pi0
> reconstruction if possible.
>
> Right now, I'm doing the calibration with the same data but with NSA=55
> and NSB=-5; I hope it will be ready soon.
>
> Thank you,
> Andrei
>



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