SuperKEKB Shift Report

2026/5/2 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.ABE K.AOKI T.AOYAMA
N.TANAKA
D.WANG S.KUSANO
S.USHIMOTO
Andrea Aguirre Polo

Shift Summary

recorded delivered
Peak luminosity 4.21 x 10 34 cm-2s-1
Integrated luminosity (shift) 689.0 pb-1 917.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1526.7 mA 1200.7 mA 28.9 mA
No. bunches 2346 2346
Beta at IP 55 mm / .9 mm .1 mm / .9 mm
54.9 mm / .9 mm
55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 4

IP Knob Tuning

15:48 LER HER
r1 (mrad) -1.24 -2.40
r2 (mm) -4.60 7.00
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.16 0.04
ηpy (mrad) -48.00 -6.00
waist (mm) 1.21 -1.05
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 05/02/2026 16:01:09