SuperKEKB Shift Report

2026/5/23 (Sa) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.WATANABE --- T.MORO
K.YOSHII
--- N.TOYOTOMI
K.HISAZUMI
Yoshiyuki Onuki

Shift Summary

recorded delivered
Peak luminosity 4.93 x 10 34 cm-2s-1
Integrated luminosity (shift) 990.2 pb-1 1071.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1652.4 mA 1200.7 mA 29.2 mA
No. bunches 2151 2151
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 2

IP Knob Tuning

01:56 LER HER
r1 (mrad) -2.50 -0.50
r2 (mm) -4.70 7.07
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.18 0.04
ηpy (mrad) -40.00 10.00
waist (mm) 1.30 -1.00
chromatic r1 (mrad) 0.00 -25.00
chromatic r2 (mm) -30.00 10.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/23/2026 08:01:09