SuperKEKB Shift Report

2026/2/7 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
G.MITSUKA S.SASAKI T.MORO
N.TANAKA
T.SUWADA T.TOUFUKU
K.KIMURA
Ming-Chuan Chang

Shift Summary

recorded delivered
Peak luminosity 3.92 x 10 34 cm-2s-1
Integrated luminosity (shift) 673.7 pb-1 754.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1450.7 mA 1160.1 mA 29.3 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 3

IP Knob Tuning

10:36 LER HER
r1 (mrad) -3.50 3.70
r2 (mm) -4.34 -1.20
r3 (1/hm) 160.00 60.00
r4 (crad) 20.00 -6.00
ηy (mm) -0.22 -0.12
ηpy (mrad) 40.00 -38.00
waist (mm) 1.50 -1.05
chromatic r1 (mrad) 0.00 20.00
chromatic r2 (mm) 0.00 -150.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 -3.00
created on 02/07/2026 16:01:10