Comparison of the reconstructed Cherenkov angle with expected as a function of the momenum
- geometrical reconstruction
- x = [-10, 10] cm
- without per-pmt/chromatic corrections
Track selection:
![](/~rdzhigad/data/gluex/cangle/wall.png)
Only events with one track. Photon yield:
![](/~rdzhigad/data/gluex/cangle/nph.png)
Time cut:
![](/~rdzhigad/data/gluex/cangle/h2time.png)
Cherenkov angle distribution for pions and kaons:
Cherenkov angle as a function of the momentum. Theoretically expected distribution is shown with solid line(without points):
![](/~rdzhigad/data/gluex/cangle/mom_o0.png)
With 4 mrad offset:
![](/~rdzhigad/data/gluex/cangle/mom_o4.png)