[Clas12_verystrange] [EXTERNAL] Re: Spring 2019 electron energy corrections

[Asli Acar]

Dear all, 

Please see the summary slides attached for more information on the electron energy corrections.
Thanks, 
Asli


> On 22 Apr 2024, at 14:48, Asli Acar <asli.acar at york.ac.uk> wrote:
> 
> Dear all, 
> 
> Please find the energy correction function for Spring 2019 below, and feel free to reach out to me if you have any questions/issues. Just a reminder, the fall 2018 energy correction I sent before SHOULD NOT be applied to spring 2019, because the run conditions differ. 
> 
> Thanks, 
> Asli
> 
> TLorentzVector  Correct_Electron(TLorentzVector x){
> 
>   Double_t E_new, E_new_further_corrected, Px_el, Py_el, Pz_el;
>   TLorentzVector el_new;
> 
>   E_new = x.E() + 0.085643 - 0.0288063*x.E() + 0.00894691*pow(x.E(),2) - 0.000725449*pow(x.E(),3);
>   
>   Px_el = E_new*(x.Px()/x.Rho());
>   Py_el = E_new*(x.Py()/x.Rho());
>   Pz_el = E_new*(x.Pz()/x.Rho());
> 
>   el_new.SetXYZM(Px_el, Py_el, Pz_el, 0.000511);
> 
>   return el_new;
> }

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