SuperKEKB Shift Report

2026/3/31 (Tu) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
A.ONO --- MAN.TANAKA
H.TSUKAHARA
D.ARAKAWA K.HISAZUMI
Y.MIZUKAWA
NA

Shift Summary

recorded delivered
Peak luminosity 4.70 x 10 34 cm-2s-1
Integrated luminosity (shift) 745.4 pb-1 848.4 pb-1
Integrated luminosity (day) 2358.8 pb-1 2645.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1651.5 mA 1280.4 mA 28.1 mA
No. bunches 2249 2249
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 13

IP Knob Tuning

20:46 LER HER
r1 (mrad) 1.50 2.50
r2 (mm) -4.60 0.75
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.13 -0.04
ηpy (mrad) 0.00 0.00
waist (mm) 1.30 -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 04/01/2026 00:01:10