SuperKEKB Shift Report

2026/4/2 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.MIMASHI M.TAWADA K.YOSHII
H.TSUKAHARA
S.MATSUMOTO Y.MIZUKAWA
K.HISAZUMI
Michele Veronesi

Shift Summary

recorded delivered
Peak luminosity 4.51 x 10 34 cm-2s-1
Integrated luminosity (shift) 742.3 pb-1 817.2 pb-1
Integrated luminosity (day) 2578.6 pb-1 2792.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1602.3 mA 1200.7 mA 28.7 mA
No. bunches 2151 2151
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 1

IP Knob Tuning

18:10 LER HER
r1 (mrad) 1.00 6.00
r2 (mm) -4.65 0.55
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.18 -0.09
ηpy (mrad) -40.00 -10.00
waist (mm) 1.51 -1.12
chromatic r1 (mrad) 300.00 -140.00
chromatic r2 (mm) -40.00 -24.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/02/2026 21:50:11