- CERN 18
- S403, bar with 3-layer spherical lens
- protons, pions @ 7 GeV/c
- geometrical reconstruction
- delta t selection with 1.5 ns
- photon count is within 50 mrad window around expected Cherenkov angle
- vertical bar ambiguities are not considered
Photon yield:
![](/~rdzhigad/data/prt/j18/geomreco_403/403_nph.png)
Single photon resolution :
![](/~rdzhigad/data/prt/j18/geomreco_403/403_spr.png)
Cherenkov track resolution:
![](/~rdzhigad/data/prt/j18/geomreco_403/403_trr.png)
Separation:
![](/~rdzhigad/data/prt/j18/geomreco_403/403_sep.png)