SuperKEKB Shift Report

2026/5/28 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.MIMASHI T.KAWAMOTO S.YABUKI
H.NOGUCHI
Y.OKAYASU Y.IMAI
K.KIMURA
Ryota Ishii

Shift Summary

recorded delivered
Peak luminosity 4.97 x 10 34 cm-2s-1
Integrated luminosity (shift) 1245.5 pb-1 1360.8 pb-1
Integrated luminosity (day) 3469.7 pb-1 3777.5 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1651.3 mA 1201.3 mA 28.3 mA
No. bunches 2053 2053
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

19:24 LER HER
r1 (mrad) 0.20 2.50
r2 (mm) -4.61 6.91
r3 (1/hm) -40.00 -20.00
r4 (crad) 15.00 -22.00
ηy (mm) -0.20 0.06
ηpy (mrad) 10.00 27.97
waist (mm) 1.25 -1.20
chromatic r1 (mrad) -10.00 210.00
chromatic r2 (mm) -18.00 1.00
chromatic r3 (1/m) 1.60 7.00
chromatic r4 (rad) 0.30 6.50
created on 05/29/2026 00:01:10