SuperKEKB Shift Report

2026/3/20 (Fr) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
A.MORITA N.AKITA MI.TANAKA
T.AOYAMA
M.SATOH R.OIKAWA
S.USHIMOTO
Isamu Nakamura

Shift Summary

recorded delivered
Peak luminosity 4.64 x 10 34 cm-2s-1
Integrated luminosity (shift) 1158.2 pb-1 1276.2 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1603.9 mA 1200.5 mA 29.4 mA
No. bunches 2249 2249
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

14:13 LER HER
r1 (mrad) -2.74 7.80
r2 (mm) -4.50 -1.85
r3 (1/hm) 10.00 0.00
r4 (crad) 5.00 -10.00
ηy (mm) -0.18 -0.24
ηpy (mrad) -5.00 -5.00
waist (mm) 1.34 -1.16
chromatic r1 (mrad) 10.00 85.00
chromatic r2 (mm) -25.00 -20.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 03/20/2026 16:01:10