SuperKEKB Shift Report

2026/4/11 (Sa) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
R.UEKI S.IWABUCHI H.NOGUCHI
T.AOYAMA
M.SATOH T.TOUFUKU
K.KIMURA
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 4.90 x 10 34 cm-2s-1
Integrated luminosity (shift) 1008.6 pb-1 1110.9 pb-1
Integrated luminosity (day) 2883.4 pb-1 3203.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1620.8 mA 1220.8 mA 27.4 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 3

IP Knob Tuning

17:14 LER HER
r1 (mrad) 0.00 4.00
r2 (mm) -4.65 0.60
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.15 -0.09
ηpy (mrad) 10.00 -5.00
waist (mm) 1.41 -1.07
chromatic r1 (mrad) 120.00 -50.00
chromatic r2 (mm) -25.00 -30.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/12/2026 00:01:11