SuperKEKB Shift Report

2026/5/9 (Sa) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
M.YAO S.NAKAMURA S.YABUKI
T.AOYAMA
H.NAKAJIMA K.SUZUKI
S.USHIMOTO
Aljaz Hvala

Shift Summary

recorded delivered
Peak luminosity 4.74 x 10 34 cm-2s-1
Integrated luminosity (shift) 887.4 pb-1 1012.4 pb-1
Integrated luminosity (day) 2726.7 pb-1 3101.5 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1691.3 mA 1300.0 mA 28.6 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 54.9 mm / .9 mm
55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 2 0

IP Knob Tuning

19:43 LER HER
r1 (mrad) -1.50 -2.00
r2 (mm) -4.61 7.00
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.10 0.02
ηpy (mrad) -15.00 0.00
waist (mm) 1.40 -1.15
chromatic r1 (mrad) -60.00 -20.00
chromatic r2 (mm) -50.00 -20.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/10/2026 00:01:12