SuperKEKB Shift Report

2025/12/10 (We) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.OHNISHI --- T.ISHIHARA
MAN.TANAKA
--- Y.ICHIMURA
K.HISAZUMI
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 1.78 x 10 34 cm-2s-1
Integrated luminosity (shift) 237.6 pb-1 259.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1001.1 mA 780.0 mA 23.6 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 2 1

IP Knob Tuning

07:37 LER HER
r1 (mrad) -1.00 -2.50
r2 (mm) -4.40 -1.10
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.30 -0.38
ηpy (mrad) 15.00 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 12/10/2025 08:01:08