SuperKEKB Shift Report

2025/12/18 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
N.IIDA T.ABE K.YOSHII
T.AOYAMA
N.IIDA K.SUZUKI
K.KIMURA
Thomas Browder

Shift Summary

recorded delivered
Peak luminosity 3.32 x 10 34 cm-2s-1
Integrated luminosity (shift) 585.5 pb-1 637.5 pb-1
Integrated luminosity (day) 1841.9 pb-1 2054.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1240.7 mA 1020.1 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 0 0 1

IP Knob Tuning

20:11 LER HER
r1 (mrad) -6.30 -3.00
r2 (mm) -4.10 -1.50
r3 (1/hm) 80.00 -50.00
r4 (crad) 10.00 5.00
ηy (mm) -0.32 -0.26
ηpy (mrad) 35.00 0.00
waist (mm) 1.50 -1.60
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 12/19/2025 00:01:09