[Eg6_analysis] Fwd: Re: Photon Energy correction.

Stepan Stepanyan stepanya at jlab.org
Tue Aug 21 20:07:40 EDT 2012


Hello everyone,

Below are photon energy correction functions for EC from Annie
derived for e1-6 data set. It will work for some degree for us as well.
Usage is teh following:

P_gamma=E_EC/(0.272*f(x))
where x=E_EC (E_EC==Etot)

Dave and Bayram should be able to use them

Regards, Stepan

-------- Original Message --------
Subject: 	Re: Photon Energy correction.
Date: 	Mon, 20 Aug 2012 03:27:30 -0400 (EDT)
From: 	annie at jlab.org
To: 	Stepan Stepanyan <stepanya at jlab.org>




Final correction functions:

f(x)=p0+p1/x+p2/x^2 +p3/x^3

for photons from different sectors::::
p0=1.21299
p1=-0.0391713
p2=0.00306506
p3=0.000098974

for photons from the same sector::::
p0=1.18472
p1=-0.0327235
p2=0.00243047
p3=-0.0001301


Regards,
Annie.
	

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