SuperKEKB Shift Report

2026/3/27 (Fr) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.OKI --- T.AOYAMA
T.ISHIHARA
--- T.KUDO
K.KIMURA
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 4.39 x 10 34 cm-2s-1
Integrated luminosity (shift) 588.0 pb-1 680.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1601.0 mA 1200.3 mA 28.7 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 5

IP Knob Tuning

02:04 LER HER
r1 (mrad) 2.30 4.20
r2 (mm) -4.59 -1.43
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.08 -0.25
ηpy (mrad) -5.00 0.00
waist (mm) 1.35 -1.06
chromatic r1 (mrad) 10.00 -30.00
chromatic r2 (mm) -20.00 -30.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 03/27/2026 08:01:09