SuperKEKB Shift Report

2026/2/18 (We) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
--- K.AOKI H.TSUKAHARA
S.YABUKI
X.ZHOU K.HISAZUMI
Y.IMAI
Dmytro Meleshko

Shift Summary

recorded delivered
Peak luminosity .16 x 10 34 cm-2s-1
Integrated luminosity (shift) .2 pb-1 .6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 349.2 mA 484.4 mA 27.6 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 1 1 0

IP Knob Tuning

08:00 LER HER
r1 (mrad) -4.00 5.50
r2 (mm) -4.40 -1.43
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 -0.01
ηpy (mrad) 5.00 -10.00
waist (mm) 1.25 -0.95
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 02/18/2026 16:01:09