SuperKEKB Shift Report

2026/2/22 (Su) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
R.UEKI K.SHIBATA K.YOSHII
N.TANAKA
H.KATAGIRI K.SUZUKI
M.BABA
Kenkichi Miyabayashi

Shift Summary

recorded delivered
Peak luminosity 4.07 x 10 34 cm-2s-1
Integrated luminosity (shift) 834.1 pb-1 938.5 pb-1
Integrated luminosity (day) 2172.2 pb-1 2420.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1401.5 mA 1120.6 mA 28.6 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 2

IP Knob Tuning

18:15 LER HER
r1 (mrad) 3.00 7.90
r2 (mm) -4.65 -1.52
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.24 -0.15
ηpy (mrad) -20.00 0.00
waist (mm) 1.55 -1.20
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 02/23/2026 00:01:10