SuperKEKB Shift Report

2026/2/10 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.ARIMOTO --- H.TSUKAHARA
K.YOSHII
--- T.AOYAMA
Y.IMAI
Chihhan Tseng

Shift Summary

recorded delivered
Peak luminosity 4.04 x 10 34 cm-2s-1
Integrated luminosity (shift) 679.9 pb-1 802.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1501.3 mA 1199.9 mA 28.8 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 3

IP Knob Tuning

00:28 LER HER
r1 (mrad) -1.50 2.00
r2 (mm) -4.31 -1.60
r3 (1/hm) 160.00 60.00
r4 (crad) 20.00 -6.00
ηy (mm) -0.20 -0.18
ηpy (mrad) 35.00 -13.00
waist (mm) 1.50 -1.05
chromatic r1 (mrad) 0.00 20.00
chromatic r2 (mm) 0.00 -150.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 -3.00
created on 02/10/2026 08:01:10