SuperKEKB Shift Report

2026/5/4 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KAMITANI T.KAWAMOTO N.TANAKA
S.YABUKI
T.KAMITANI S.USHIMOTO
T.TOUFUKU
Karol Mateusz Adamczyk

Shift Summary

recorded delivered
Peak luminosity 4.12 x 10 34 cm-2s-1
Integrated luminosity (shift) 419.7 pb-1 486.9 pb-1
Integrated luminosity (day) 1544.2 pb-1 1833.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1501.8 mA 1200.5 mA 27.8 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 0 2

IP Knob Tuning

18:24 LER HER
r1 (mrad) -1.00 0.47
r2 (mm) -4.70 6.95
r3 (1/hm) 50.00 -20.00
r4 (crad) 10.00 -30.00
ηy (mm) -0.16 0.00
ηpy (mrad) -38.00 -30.00
waist (mm) 1.39 -1.20
chromatic r1 (mrad) 35.00 40.00
chromatic r2 (mm) 35.00 0.00
chromatic r3 (1/m) 1.90 4.00
chromatic r4 (rad) -1.50 0.00
created on 05/04/2026 21:20:09