SuperKEKB Shift Report

2026/2/13 (Fr) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.YAMAGUCHI N.AKITA T.ISHIHARA
S.YABUKI
T.SUWADA Y.ICHIMURA
Y.MIZUKAWA
Priyanka Cheema

Shift Summary

recorded delivered
Peak luminosity .38 x 10 34 cm-2s-1
Integrated luminosity (shift) 2.8 pb-1 3.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 450.7 mA 360.4 mA 29.4 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 2 1 0

IP Knob Tuning

15:53 LER HER
r1 (mrad) -3.50 2.00
r2 (mm) -4.46 -1.60
r3 (1/hm) 160.00 60.00
r4 (crad) 20.00 -1.00
ηy (mm) -0.21 -0.18
ηpy (mrad) 35.00 -3.00
waist (mm) 1.50 -1.15
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 02/13/2026 16:01:09