FLUKA simulations of tertiary halo in IR1 and IR5 - 4 TeV, 2012 configuration - by Regina Kwee

• starting conditions in both planes produced with SixTrack simulations
• Machine conditions as in 2012 run: 4 TeV, beta*=0.6m, TCTs at 9.1 sigma
• Cut-off at 20 MeV or 20 GeV
  
• No biasing used
  
• FLUKA geometry by F. Cerutti, V. Boccone, L. Esposito, A. Lechner and A. Mereghetti, modified by R. Bruce

• IR1, left side, B1
• FLUKA Data file 20 MeV
• 6 904 000 primary events
  
• FLUKA Data file 20 GeV
• 125 170 000 primary events
  
• SixTrack TCPs to IR1 TCTs conversion factor: 1.49e-5 TCT hits / hit on primary collimator
  
• SixTrack collsummary file, Horizontal Halo, B1
  
• SixTrack collsummary file, Vertical Halo, B1
  


• IR1, right side, B2
• FLUKA Data file 20 MeV
•  6 914 000 primary events
  
• FLUKA Data file 20 GeV
•  90 520 000 primary events
  
• SixTrack TCPs to IR1 TCTs conversion factor: 1.85e-5 TCT hits / hit on primary collimator
  
  • SixTrack collsummary file, Horizontal Halo, B2
    
  • SixTrack collsummary file, Vertical Halo, B2
    

• IR1, left side, B1
• Data file
• 7 964 000 primary events
  
• SixTrack conversion factor: 5.93e-6 TCT hits / hit on primary collimator
  
• IR1, right side, B2
• Data file
•  7 945 000 primary events
  
• SixTrack conversion factor: 7.38e-6 TCT hits / hit on primary collimator

• IR1, left side, B1
• Data file
• 301 200 000 primary events
• SixTrack conversion factor: 5.93e-6 TCT hits / hit on primary collimator
• IR1, right side, B2
• Data file
• 259 790 000 primary events
• SixTrack conversion factor: 7.38e-6 TCT hits / hit on primary collimator

1. FLUKA run number (between 1 and 3000)
2. ID of primary particle (between 1 and 100 in each run)
3. FLUKA particle type (an explanation of the numbers can be found here)
4. kinetic energy (GeV)
5. statistical weight (should be 1 for all particles)
6. X (cm)
7. Y (cm)
8. directional cosine w.r.t X-axis
9. directional cosine w.r.t Y-axis
10. time (s) since start of primary particle
11. total energy (GeV)
12. X_start (cm) : starting position of primary particle
13. Y_start (cm)
14. Z_start (cm)
15. t_start (s) : starting time of primary particle where t=0 is at the entrance of the TCTH