SuperKEKB Shift Report

2026/4/6 (Mo) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.YOSHIMOTO --- N.TANAKA
H.TSUKAHARA
--- Y.ICHIMURA
K.HISAZUMI
Riku Takizawa

Shift Summary

recorded delivered
Peak luminosity 4.50 x 10 34 cm-2s-1
Integrated luminosity (shift) 785.2 pb-1 942.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1603.7 mA 1200.9 mA 28.2 mA
No. bunches 2151 2151
Beta at IP 60 mm / 1 mm 59.9 mm / 1 mm
60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

03:18 LER HER
r1 (mrad) -1.90 4.50
r2 (mm) -4.65 0.55
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.26 -0.13
ηpy (mrad) 10.00 -10.00
waist (mm) 1.51 -1.12
chromatic r1 (mrad) 260.00 -100.00
chromatic r2 (mm) -20.00 -24.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/06/2026 08:01:09