SuperKEKB Shift Report

2026/4/18 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
G.MITSUKA T.ISHIDA Y.KURODA
H.TSUKAHARA
T.KAMITANI T.TOUFUKU
Y.MIZUKAWA
Andrea Aguirre Polo

Shift Summary

recorded delivered
Peak luminosity 4.59 x 10 34 cm-2s-1
Integrated luminosity (shift) 943.9 pb-1 1248.7 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1451.2 mA 1160.8 mA 28.9 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

13:38 LER HER
r1 (mrad) -5.00 -2.00
r2 (mm) -4.69 6.33
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.22 0.11
ηpy (mrad) -23.63 6.00
waist (mm) 1.18 -1.20
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) -50.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/18/2026 16:01:11