SuperKEKB Shift Report

2026/4/16 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
N.AKITA --- T.AOYAMA
T.ISHIHARA
X.ZHOU K.SUZUKI
M.BABA
Takahiro Nemoto

Shift Summary

recorded delivered
Peak luminosity 3.57 x 10 34 cm-2s-1
Integrated luminosity (shift) 477.0 pb-1 503.8 pb-1
Integrated luminosity (day) 477.1 pb-1 504.7 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1301.1 mA 1040.7 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 0 0 0

IP Knob Tuning

23:54 LER HER
r1 (mrad) -2.50 -1.24
r2 (mm) -4.71 6.50
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.15 0.05
ηpy (mrad) 14.33 2.90
waist (mm) 1.21 -1.10
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 04/17/2026 00:01:10