SuperKEKB Shift Report

2026/5/13 (We) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.YOSHIMOTO --- S.YABUKI
MAN.TANAKA
--- Y.ICHIMURA
Y.IMAI
Hideyuki Nakazawa

Shift Summary

recorded delivered
Peak luminosity 4.79 x 10 34 cm-2s-1
Integrated luminosity (shift) 1055.4 pb-1 1153.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1601.5 mA 1240.8 mA 28.9 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 0

IP Knob Tuning

01:41 LER HER
r1 (mrad) -1.00 0.50
r2 (mm) -4.55 6.95
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.24 0.05
ηpy (mrad) -35.00 16.90
waist (mm) 1.25 -1.25
chromatic r1 (mrad) -60.00 100.00
chromatic r2 (mm) -50.00 -35.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/13/2026 08:01:09