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081205: Status of 1 st reduction

081205: Status of 1 st reduction. 1) New bad channel installed. - Okumura-kun pointed out I don’t installed new bad channel into 1 st reduction. Log(qismsk). Black: old table Red: new table. Event rate(/hour) Old 35.5 New 25.2 SK3 49.2. qismsk.

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081205: Status of 1 st reduction

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  1. 081205: Status of 1st reduction 1) New bad channel installed - Okumura-kun pointed out I don’t installed new bad channel into 1st reduction. Log(qismsk) Black: old table Red: new table Event rate(/hour) Old 35.5 New 25.2 SK3 49.2 qismsk Qismsk is decreased and event rate is also decreased with new bad channel table.

  2. 2) New Qbee constant table • It turns out Qbee constant table was wrong. Correct version was installed on Nov.27. • Check the effect. Black: before fix (Run61962) Red: after fix(Run62447) qaskz Chargeless hit disappeared ! However, NOD distribution is almost same. Need to think other reason … Black: before fix (Run61962) Red: after fix(Run62447) Blue: SK3(Run35164) NOD Event rate(/hour) Old 25.2 New 25.1 SK3 49.2

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