SuperKEKB Shift Report

2026/5/11 (Mo) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.IWABUCHI --- H.TSUKAHARA
MAN.TANAKA
--- Y.IMAI
K.KIMURA
Tristan Fillinger

Shift Summary

recorded delivered
Peak luminosity 4.69 x 10 34 cm-2s-1
Integrated luminosity (shift) 850.1 pb-1 1004.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1711.0 mA 1310.4 mA 28.6 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 3

IP Knob Tuning

01:53 LER HER
r1 (mrad) -1.50 -2.00
r2 (mm) -4.58 6.95
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.23 0.02
ηpy (mrad) -35.00 16.90
waist (mm) 1.25 -1.20
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 05/11/2026 08:01:10