SuperKEKB Shift Report

2026/1/31 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
R.UEKI K.SHIBATA T.MORO
H.NOGUCHI
S.MATSUMOTO T.KUDO
M.BABA
Philipp Horak

Shift Summary

recorded delivered
Peak luminosity 2.07 x 10 34 cm-2s-1
Integrated luminosity (shift) 372.6 pb-1 436.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1140.4 mA 1000.6 mA 29.3 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

15:44 LER HER
r1 (mrad) -7.50 0.30
r2 (mm) -4.70 -1.30
r3 (1/hm) 160.00 60.00
r4 (crad) 20.00 -6.00
ηy (mm) -0.14 -0.13
ηpy (mrad) -2.00 -2.00
waist (mm) 1.30 -0.90
chromatic r1 (mrad) 0.00 20.00
chromatic r2 (mm) 0.00 -150.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 -3.00
created on 01/31/2026 16:01:10