SuperKEKB Shift Report

2026/4/14 (Tu) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.KAJI T.NAGASAKI MAN.TANAKA
T.AOYAMA
K.YOKOYAMA R.OIKAWA
T.KUDO
Andrea Aguirre Polo

Shift Summary

recorded delivered
Peak luminosity 4.63 x 10 34 cm-2s-1
Integrated luminosity (shift) 697.2 pb-1 740.5 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1632.6 mA 1231.4 mA 27.9 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 10

IP Knob Tuning

09:40 LER HER
r1 (mrad) 0.50 4.00
r2 (mm) -4.65 0.75
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 -0.11
ηpy (mrad) -20.00 0.00
waist (mm) 1.11 -1.20
chromatic r1 (mrad) 120.00 -50.00
chromatic r2 (mm) -25.00 -30.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/14/2026 16:01:11