SuperKEKB Shift Report

2026/5/2 (Sa) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.OHNISHI --- H.NOGUCHI
Y.KURODA
--- Y.ICHIMURA
K.HISAZUMI
Ryotaro Komori

Shift Summary

recorded delivered
Peak luminosity 4.27 x 10 34 cm-2s-1
Integrated luminosity (shift) 843.5 pb-1 1047.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1527.1 mA 1200.7 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 1

IP Knob Tuning

03:10 LER HER
r1 (mrad) -3.00 -3.00
r2 (mm) -4.60 6.90
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.08 0.00
ηpy (mrad) -30.00 -20.00
waist (mm) 1.21 -1.05
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/02/2026 08:01:11