SuperKEKB Shift Report

2022/4/25 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.SHIBATA T.ABE K.YOSHII
M.MINEGISHI
T.NATSUI M.BABA
K.SUZUKI
Yun-Tsung Lai

Shift Summary

recorded delivered
Peak luminosity 3.78 x 10 34 cm-2s-1
Integrated luminosity (shift) 590.8 pb-1 639.2 pb-1
Integrated luminosity (day) 1975.7 pb-1 2170.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1052.4 mA 840.4 mA 26.5 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 3 3

IP Knob Tuning

20:20 LER HER
r1 (mrad) 2.15 -0.42
r2 (mm) -4.08 -0.41
r3 (1/hm) 0.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.20 0.11
ηpy (mrad) -25.00 -10.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 120.00 -10.00
chromatic r2 (mm) -70.00 20.80
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 -12.00
created on 04/26/2022 00:01:03