SuperKEKB Shift Report

2025/12/7 (Su) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.WATANABE --- H.TSUKAHARA
N.TANAKA
--- N.TOYOTOMI
K.HISAZUMI
Bogdan Kutsenko

Shift Summary

recorded delivered
Peak luminosity 2.15 x 10 34 cm-2s-1
Integrated luminosity (shift) 476.2 pb-1 524.7 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1101.5 mA 880.8 mA 23.3 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 0 2

IP Knob Tuning

04:31 LER HER
r1 (mrad) -1.50 -1.00
r2 (mm) -4.40 -1.30
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.20 -0.05
ηpy (mrad) 85.00 -20.00
waist (mm) 1.40 -1.80
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 12/07/2025 08:01:09