SuperKEKB Shift Report

2026/2/18 (We) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.OKI --- T.MORO
MAN.TANAKA
--- Y.ICHIMURA
H.KUMANO
Chihhan Tseng

Shift Summary

recorded delivered
Peak luminosity 3.05 x 10 34 cm-2s-1
Integrated luminosity (shift) 390.6 pb-1 438.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1303.2 mA 1040.6 mA 28.5 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm
100 mm / 3 mm
200 mm / 8 mm
60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 6 1 5

IP Knob Tuning

06:54 LER HER
r1 (mrad) -4.00 5.50
r2 (mm) -4.40 -1.43
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 -0.01
ηpy (mrad) 5.00 -10.00
waist (mm) 1.25 -1.05
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 02/18/2026 08:01:09