SuperKEKB Shift Report

2026/5/25 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.MATSUOKA M.TAWADA S.YABUKI
Y.KURODA
H.EGO K.KIMURA
Y.IMAI
Shunsuke Kurokawa

Shift Summary

recorded delivered
Peak luminosity 4.93 x 10 34 cm-2s-1
Integrated luminosity (shift) 1056.4 pb-1 1156.1 pb-1
Integrated luminosity (day) 2886.9 pb-1 3168.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1651.1 mA 1201.4 mA 28.6 mA
No. bunches 2151 2151
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 2

IP Knob Tuning

19:34 LER HER
r1 (mrad) -0.50 4.00
r2 (mm) -4.57 6.73
r3 (1/hm) 20.00 0.00
r4 (crad) 5.00 -22.00
ηy (mm) -0.23 0.01
ηpy (mrad) -20.00 3.00
waist (mm) 1.25 -1.20
chromatic r1 (mrad) 92.00 165.00
chromatic r2 (mm) -4.00 40.00
chromatic r3 (1/m) 1.60 7.00
chromatic r4 (rad) 0.30 6.50
created on 05/26/2026 00:01:10