SuperKEKB Shift Report

2026/4/17 (Fr) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KOGA T.ABE K.YOSHII
T.ISHIHARA
S.WANG K.SUZUKI
M.BABA
Shu-Ping Lin

Shift Summary

recorded delivered
Peak luminosity 4.52 x 10 34 cm-2s-1
Integrated luminosity (shift) 1010.8 pb-1 1132.7 pb-1
Integrated luminosity (day) 2763.4 pb-1 3205.4 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1448.5 mA 1160.1 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 0 0 1

IP Knob Tuning

23:47 LER HER
r1 (mrad) -5.00 -2.50
r2 (mm) -4.69 6.40
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.23 0.05
ηpy (mrad) -3.63 2.90
waist (mm) 1.18 -1.20
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) -50.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/18/2026 00:01:10