SuperKEKB Shift Report

2026/5/28 (Th) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.SUGIMOTO A.ONO T.MORO
MAN.TANAKA
S.MATSUMOTO R.OIKAWA
Y.MIZUKAWA
Ryota Ishii

Shift Summary

recorded delivered
Peak luminosity 5.06 x 10 34 cm-2s-1
Integrated luminosity (shift) 1183.8 pb-1 1298.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1650.9 mA 1201.3 mA 28.6 mA
No. bunches 2053 2053
Beta at IP 55 mm / .9 mm 54.9 mm / .9 mm
55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 1

IP Knob Tuning

12:22 LER HER
r1 (mrad) -0.30 3.50
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 05/28/2026 16:01:10