SuperKEKB Shift Report

2026/3/4 (We) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KOBAYASHI --- MAN.TANAKA
H.TSUKAHARA
--- R.OIKAWA
T.TOUFUKU
Victor Zhilich

Shift Summary

recorded delivered
Peak luminosity 3.25 x 10 34 cm-2s-1
Integrated luminosity (shift) 235.0 pb-1 308.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1203.2 mA 960.1 mA 28.6 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 3 0 1

IP Knob Tuning

00:19 LER HER
r1 (mrad) -3.00 6.00
r2 (mm) -4.60 -1.70
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.25 -0.15
ηpy (mrad) -0.01 0.08
waist (mm) 1.33 -1.26
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) -20.00 -5.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 03/04/2026 08:01:09