SuperKEKB Shift Report

2021/6/28 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.NAKAMURA K.SHIBATA T.ISHIHARA H.NAKAJIMA S.USHIMOTO
S.KIMURA
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Shift Summary

recorded delivered
Peak luminosity 2.96 x 10 34 cm-2s-1
Integrated luminosity (shift) 488.7 pb-1 675.8 pb-1
Integrated luminosity (day) 1549.1 pb-1 1870.9 pb-1

LER HERBoth DR
Energy 4.000 GeV 7.007 GeV 10.579 GeV 1.1 GeV
Beam current 841.5 mA 710.3 mA 22.8 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 3

IP Knob Tuning

19:33 LER HER
r1 (mrad) 7.00 0.60
r2 (mm) -3.90 -1.35
r3 (1/hm) 0.00 -20.00
r4 (crad) 10.00 0.00
ηy (mm) -0.08 -0.04
ηpy (mrad) 20.00 -10.00
waist (mm) 2.14 0.50
chromatic r1 (mrad) 80.00 30.00
chromatic r2 (mm) -100.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 5.00 0.00
created on 11/11/2021 02:07:10