SuperKEKB Shift Report

2022/4/30 (Sa) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KAWAMOTO M.TOBIYAMA T.AOYAMA
Y.OKI
K.FURUKAWA S.USHIMOTO
M.BABA
Hanwook Bae

Shift Summary

recorded delivered
Peak luminosity 3.05 x 10 34 cm-2s-1
Integrated luminosity (shift) 567.7 pb-1 658.1 pb-1
Integrated luminosity (day) 1521.6 pb-1 1719.7 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 952.4 mA 760.4 mA 26.9 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 2 2

IP Knob Tuning

22:14 LER HER
r1 (mrad) 6.40 -1.20
r2 (mm) -3.92 -0.50
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.22 0.03
ηpy (mrad) 10.00 0.00
waist (mm) 2.10 -0.25
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/01/2022 00:01:03