SuperKEKB Shift Report

2026/5/24 (Su) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
G.MITSUKA N.AKITA H.TSUKAHARA
T.AOYAMA
M.YOSHIDA S.KUSANO
H.KUMANO
Fabian Becherer

Shift Summary

recorded delivered
Peak luminosity 4.63 x 10 34 cm-2s-1
Integrated luminosity (shift) 895.5 pb-1 967.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1651.1 mA 1201.7 mA 29.1 mA
No. bunches 2151 2151
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 4

IP Knob Tuning

08:54 LER HER
r1 (mrad) -0.50 0.70
r2 (mm) -4.47 7.28
r3 (1/hm) 20.00 0.00
r4 (crad) 5.00 -22.00
ηy (mm) -0.24 0.01
ηpy (mrad) -50.00 3.00
waist (mm) 1.25 -1.00
chromatic r1 (mrad) 32.00 45.00
chromatic r2 (mm) -4.00 40.00
chromatic r3 (1/m) 1.60 7.00
chromatic r4 (rad) 0.30 6.50
created on 05/24/2026 16:01:11