SuperKEKB Shift Report

2026/4/13 (Mo) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.IKEDA --- Y.KURODA
T.MORO
--- Y.IMAI
N.TOYOTOMI
Dmitry Gavrilov

Shift Summary

recorded delivered
Peak luminosity 4.65 x 10 34 cm-2s-1
Integrated luminosity (shift) 1133.4 pb-1 1266.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1602.2 mA 1201.6 mA 28.0 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

03:20 LER HER
r1 (mrad) -0.35 5.50
r2 (mm) -4.66 0.73
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.16 -0.12
ηpy (mrad) 10.04 -4.00
waist (mm) 1.31 -1.07
chromatic r1 (mrad) 120.00 -50.00
chromatic r2 (mm) -25.00 -30.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/13/2026 08:01:09