SuperKEKB Shift Report

2026/4/25 (Sa) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.ISHIBASHI Y.ARIMOTO K.YOSHII
Y.KURODA
S.SHITARA K.KIMURA
T.TOUFUKU
Tanida Kiyoshi

Shift Summary

recorded delivered
Peak luminosity 4.58 x 10 34 cm-2s-1
Integrated luminosity (shift) 953.9 pb-1 1072.7 pb-1
Integrated luminosity (day) 3028.1 pb-1 3449.1 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1601.7 mA 1202.1 mA 29.0 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 2

IP Knob Tuning

20:34 LER HER
r1 (mrad) -1.15 3.50
r2 (mm) -4.80 6.40
r3 (1/hm) 20.00 0.00
r4 (crad) 30.00 -20.00
ηy (mm) -0.25 -0.01
ηpy (mrad) -22.00 10.00
waist (mm) 1.15 -0.96
chromatic r1 (mrad) 30.00 0.00
chromatic r2 (mm) -50.00 20.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/26/2026 00:01:10