SuperKEKB Shift Report

2026/1/30 (Fr) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.OKADA --- S.YABUKI
MAN.TANAKA
--- K.KIMURA
N.TOYOTOMI
Chihhan Tseng

Shift Summary

recorded delivered
Peak luminosity .19 x 10 34 cm-2s-1
Integrated luminosity (shift) 22.0 pb-1 26.8 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 250.9 mA 200.3 mA 15.4 mA
No. bunches 1565 1565
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 2 1

IP Knob Tuning

07:07 LER HER
r1 (mrad) -10.00 -1.80
r2 (mm) -4.20 -1.32
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.28 -0.12
ηpy (mrad) 48.00 0.00
waist (mm) 1.65 -1.80
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 01/30/2026 08:01:10