SuperKEKB Shift Report

2026/4/5 (Su) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.NAKAMURA K.MARUTSUKA H.NOGUCHI
T.AOYAMA
S.MATSUMOTO T.KUDO
S.USHIMOTO
Matthaeus Krein

Shift Summary

recorded delivered
Peak luminosity 4.38 x 10 34 cm-2s-1
Integrated luminosity (shift) 977.3 pb-1 1185.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1603.1 mA 1200.7 mA 28.4 mA
No. bunches 2151 2151
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 0 0

IP Knob Tuning

12:05 LER HER
r1 (mrad) -2.30 2.50
r2 (mm) -4.50 0.55
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.26 -0.13
ηpy (mrad) 10.00 -10.00
waist (mm) 1.51 -0.92
chromatic r1 (mrad) 260.00 -100.00
chromatic r2 (mm) -40.00 -24.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/05/2026 16:01:10