parameter symbol nominal  ultimate more shorter bunches bigger bunches longer bunches longer bunches II ultimate with beta*=8 cm
emittance epsilon [micron] 3.75 3.75 3.75 7.5 3.75 3.75 3.75
protons per bunch Nb [1e11] 1.15 1.7 1.7 3.4 6 4.9 1.7
bunch spacing Delta t [ns] 25 25 12.5 25 75 50 25
number of bunches nb  2808 2808 5616 2808 936 1404 2808
average current I [A] 0.58 0.86 1.72 1.72 1 1.22 0.86
longit. profile Gauss Gauss Gauss Gauss flat flat Gauss
rms bunch length sigmaZ [cm] 7.55 7.55 3.78 3.78 14.4 14.4 or 11.8 7.55
beta* at IP1&5 beta* [m] 0.55 0.5 0.25 0.25 0.25 0.25 0.08
full crossing angle thetaC [murad] 285 315 445 630 430 430 315
Piwinski parameter thetaC*sz/(2*sx*) 0.64 0.75 0.75 0.75 2.8 2.8 0.75
peak luminosity L [1e34 cm-2s-1] 1 2.3 9.2 9.2 8.9 8.9 14.375
events per crossing 19 44 88 176 510 340 275
IBS growth time tau_x,IBS [h] 106 72 42 >100  44 54 72
nucl. scatt L lifetime tau_N/1.54 [h] 26.5 17 8.5 8.5 5.2 6.4 17
lumi lifetime (t_gas=85 h) tauL [h] 15.5 11.2 6.5 6.5 4.5 5.5 11.2
effective luminosity  Leff [1e34 cm-2s-1] 0.5 0.9 2.7 2.7 2.1 2.3 0.9
(T_turnaround=10 h) T_run,opt [h] 21.2 17 12 12 9.4 10.4 17
effective luminosity  Leff [1e34 cm-2s-1] 0.6 1.1 3.6 3.6 2.9 3.1 1.1
(T_turnaround=5 h) T_run,opt [h] 15 12 8.5 8.5 6.6 7.3 12
av. e-c heat load SEY=1.4 (1.3) P [W/m] 1.07 (0.44) 1.04 (0.59) 13.34 (7.85) 2.56 (2.05) 0.26 (0.26) 0.36 (0.08) 1.04 (0.59)
SR heat load at 4.6-20 K P_SR [W/m] 0.17 0.25 0.5 0.5 0.29 0.36 0.25
image currents power at 4.6-20 K P_IC [W/m] 0.15 0.33 1.87 3.74 0.96 0.96 0.33
BG heat load for 100 h (10 h) LT P_gas [W/m] 0.038 (0.38) 0.056 (0.56) 0.113 (1.13) 0.113 (1.13) 0.066 (0.66) 0.081 (0.81) 0.056 (0.56)
luminosity reduction F 0.840573754 0.801137558 0.80106533 0.80075751 0.341674625 0.341674625 0.472038963
separation 9.452380653 9.96117463 9.9505025 9.96117463 9.615092303 9.615092303 3.984469852
IP spot size  sigmax,y [m] 1.66253E-05 1.58516E-05 1.12088E-05 1.58516E-05 1.12088E-05 1.12088E-05 6.34064E-06
extent of luminous region sigmal [m] 0.044820281 0.042705949 0.021379318 0.021371059 0.034662445 0.034662445 0.025118889
beam lifetime t_eff [h] 44.85 28.82608696 14.41304348 14.41304348 8.764044944 10.73595506 4.612173913
optimum run time for 10 h tar t_coll,opt 21.17781858 16.97824695 12.00543355 12.00543355 9.361647795 10.36144539 6.791298781
optimum run time for 5 h tar t_coll,opt 14.97497913 12.00543355 8.489123476 8.489123476 6.619684639 7.326648298 4.802173421
integrated L over 200 days, 10 h t_int 79.72870942 157.4090925 473.181115 473.181115 359.5453774 398.2513181 406.3391686
integrated L over 200 days, 5 h t_int 97.11884779 198.0851202 629.6363698 629.6363698 499.1368828 543.3184137 596.1870073
effective luminosity t_eff 4.61393E+33 9.10932E+33 2.73832E+34 2.73832E+34 2.0807E+34 2.3047E+34 2.3515E+34
effective luminosity t_eff 5.6203E+33 1.14633E+34 3.64373E+34 3.64373E+34 2.88852E+34 3.1442E+34 3.45016E+34