SuperKEKB Shift Report

2026/4/16 (Th) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
OUMBAREK ESPINOS MAN.TANAKA
N.TANAKA
R.ZHANG K.HISAZUMI
K.KIMURA
Rahul Tiwary

Shift Summary

recorded delivered
Peak luminosity .11 x 10 34 cm-2s-1
Integrated luminosity (shift) 9.12E-2 pb-1 1.0 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 453.6 mA 400.5 mA 28.4 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm
100 mm / 3 mm
384.0 mm / 48.6 mm
60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 5 0 0

IP Knob Tuning

15:55 LER HER
r1 (mrad) 0.00 5.00
r2 (mm) -4.71 0.64
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.12 -0.07
ηpy (mrad) -20.00 0.00
waist (mm) 1.21 -1.10
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 04/16/2026 16:01:09