SuperKEKB Shift Report

2026/4/20 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.MORI S.OGASAWARA MAN.TANAKA
K.YOSHII
H.KATAGIRI K.HISAZUMI
K.KIMURA
Alena Mufazalova

Shift Summary

recorded delivered
Peak luminosity 4.16 x 10 34 cm-2s-1
Integrated luminosity (shift) 507.0 pb-1 578.9 pb-1
Integrated luminosity (day) 2289.8 pb-1 2717.9 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1601.2 mA 1201.5 mA 28.7 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 6

IP Knob Tuning

21:04 LER HER
r1 (mrad) -4.80 -2.00
r2 (mm) -4.72 6.28
r3 (1/hm) 14.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.25 0.11
ηpy (mrad) -15.63 6.00
waist (mm) 1.18 -1.20
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 04/21/2026 00:01:10