SuperKEKB Shift Report

2025/12/8 (Mo) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.YOSHIMOTO --- T.ISHIHARA
N.TANAKA
--- N.TOYOTOMI
K.HISAZUMI
Shinnosuke Kato

Shift Summary

recorded delivered
Peak luminosity 1.94 x 10 34 cm-2s-1
Integrated luminosity (shift) 431.4 pb-1 453.7 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1001.2 mA 720.5 mA 23.8 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 0

IP Knob Tuning

07:42 LER HER
r1 (mrad) -1.00 -3.00
r2 (mm) -4.40 -1.20
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.26 -0.35
ηpy (mrad) 25.00 0.00
waist (mm) 1.50 -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 12/08/2025 08:01:09