SuperKEKB Shift Report

2026/1/31 (Sa) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
F.ITO --- S.YABUKI
N.TANAKA
--- K.KIMURA
N.TOYOTOMI
Tanida Kiyoshi

Shift Summary

recorded delivered
Peak luminosity 1.34 x 10 34 cm-2s-1
Integrated luminosity (shift) 263.3 pb-1 314.2 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 902.9 mA 720.6 mA 29.4 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 0

IP Knob Tuning

04:56 LER HER
r1 (mrad) -7.50 3.20
r2 (mm) -4.40 -1.40
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.30 -0.08
ηpy (mrad) -2.00 6.00
waist (mm) 1.30 -0.90
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 01/31/2026 08:01:09