SuperKEKB Shift Report

2026/6/9 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.SUGIMOTO --- H.TSUKAHARA
K.YOSHII
--- Y.ICHIMURA
Y.IMAI
Hideyuki Nakazawa

Shift Summary

recorded delivered
Peak luminosity 4.85 x 10 34 cm-2s-1
Integrated luminosity (shift) 403.4 pb-1 448.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1501.1 mA 1201.2 mA 28.9 mA
No. bunches 2053 2053
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 3 8

IP Knob Tuning

06:54 LER HER
r1 (mrad) -2.00 1.00
r2 (mm) -4.65 6.75
r3 (1/hm) -50.00 -10.00
r4 (crad) 10.00 -23.00
ηy (mm) -0.18 -0.01
ηpy (mrad) 0.00 -10.00
waist (mm) 1.10 -1.45
chromatic r1 (mrad) 23.00 -20.00
chromatic r2 (mm) -52.00 -17.00
chromatic r3 (1/m) -0.60 -0.20
chromatic r4 (rad) 2.70 1.00
created on 06/09/2026 08:01:10