SuperKEKB Shift Report

2026/4/29 (We) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.YAMAMOTO S.IWABUCHI H.NOGUCHI
K.YOSHII
H.EGO K.SUZUKI
Y.IMAI
Olesia Radchenko

Shift Summary

recorded delivered
Peak luminosity 4.35 x 10 34 cm-2s-1
Integrated luminosity (shift) 809.7 pb-1 1032.4 pb-1
Integrated luminosity (day) 2356.4 pb-1 3225.7 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1652.1 mA 1199.9 mA 29.0 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 2

IP Knob Tuning

20:44 LER HER
r1 (mrad) -4.97 -0.50
r2 (mm) -4.51 7.00
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.13 0.06
ηpy (mrad) 39.90 18.62
waist (mm) 1.31 -1.10
chromatic r1 (mrad) 110.00 0.00
chromatic r2 (mm) -45.00 -40.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/30/2026 00:01:10