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PASS8

SIG

BKG

VetoHit1Cut_p8

95.12% (95.12%) – 58105

26.2% (26.2%) – 14802

TotalTileEnergyCut_p8

86.53% (90.96%) – 52855

12.83% (48.99%) – 7251

VetoGap1Cut_p8

86.36% (99.8%) – 52750

12.65% (98.52%) – 7144

VetoHitCut_p8

85.53% (99.05%) – 52247

12.06% (95.34%) – 6811

Cal1ConeCut_p8

82.85% (96.86%) – 50609

5.245% (43.5%) – 2963

The power of the Cal1ConeCut comes from the fact that the majority of the residual background is sneaking through the bottom of the TKR. The direction of these events is poorly reconstructed since, especially at high energy, the longest straightest track will often come from back-splash. On the other hand, the CAL axis will point along the direction of the incident particle causing the ACD to query the proper tiles.

P7 Residual BKG

P8 Residual BKG (P7 CUTS)

P8 Residual BKG w/CAL (P7 CUTS)

P8 CAL CUT

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