SuperKEKB Shift Report

2026/5/3 (Su) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.WATANABE --- H.NOGUCHI
Y.KURODA
--- K.HISAZUMI
M.BABA
Ryotaro Komori

Shift Summary

recorded delivered
Peak luminosity 4.54 x 10 34 cm-2s-1
Integrated luminosity (shift) 1043.1 pb-1 1213.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1526.8 mA 1200.9 mA 28.8 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

05:37 LER HER
r1 (mrad) -1.05 -1.52
r2 (mm) -4.50 7.00
r3 (1/hm) 50.00 -65.00
r4 (crad) 10.00 -22.00
ηy (mm) -0.16 0.02
ηpy (mrad) -48.00 -6.00
waist (mm) 1.39 -1.05
chromatic r1 (mrad) 35.00 10.00
chromatic r2 (mm) 32.00 43.00
chromatic r3 (1/m) 1.90 0.70
chromatic r4 (rad) 0.00 7.00
created on 05/03/2026 08:01:09