SuperKEKB Shift Report

2026/5/17 (Su) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
F.ITO --- S.YABUKI
T.AOYAMA
--- Y.ICHIMURA
K.HISAZUMI
Tanida Kiyoshi

Shift Summary

recorded delivered
Peak luminosity 4.90 x 10 34 cm-2s-1
Integrated luminosity (shift) 959.4 pb-1 1067.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1601.6 mA 1200.9 mA 29.6 mA
No. bunches 2151 2151
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 4

IP Knob Tuning

05:57 LER HER
r1 (mrad) -1.50 3.50
r2 (mm) -4.45 6.70
r3 (1/hm) 15.00 -100.00
r4 (crad) 2.00 -20.00
ηy (mm) -0.15 0.02
ηpy (mrad) 25.00 28.00
waist (mm) 1.30 -1.20
chromatic r1 (mrad) 180.00 110.00
chromatic r2 (mm) -40.00 -21.00
chromatic r3 (1/m) 2.00 0.00
chromatic r4 (rad) 1.00 3.00
created on 05/17/2026 08:01:09