SuperKEKB Shift Report

2026/5/12 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.SUGIMOTO --- H.TSUKAHARA
MAN.TANAKA
--- Y.ICHIMURA
Y.IMAI
Chihhan Tseng

Shift Summary

recorded delivered
Peak luminosity 4.84 x 10 34 cm-2s-1
Integrated luminosity (shift) 659.2 pb-1 809.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1701.3 mA 1311.4 mA 28.5 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 2

IP Knob Tuning

04:11 LER HER
r1 (mrad) -0.50 0.90
r2 (mm) -4.58 7.00
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.24 0.05
ηpy (mrad) -35.00 16.90
waist (mm) 1.25 -1.30
chromatic r1 (mrad) -60.00 140.00
chromatic r2 (mm) -50.00 -35.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/12/2026 08:01:09