SuperKEKB Shift Report

2026/4/12 (Su) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
A.MORITA M.FURUSAWA MI.TANAKA
N.TANAKA
M.YOSHIDA S.KUSANO
M.BABA
Shu-Ping Lin

Shift Summary

recorded delivered
Peak luminosity 4.67 x 10 34 cm-2s-1
Integrated luminosity (shift) 1017.9 pb-1 1082.2 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1621.3 mA 1221.3 mA 27.9 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 2

IP Knob Tuning

14:34 LER HER
r1 (mrad) -0.35 5.50
r2 (mm) -4.62 0.74
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.14 -0.08
ηpy (mrad) 10.00 -4.00
waist (mm) 1.41 -1.07
chromatic r1 (mrad) 120.00 -50.00
chromatic r2 (mm) -25.00 -30.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/12/2026 16:01:10