SuperKEKB Shift Report

2026/5/21 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.ISHIBASHI T.KAWAMOTO T.ISHIHARA
MAN.TANAKA
M.SAKAMOTO M.BABA
Y.MIZUKAWA
Michele Veronesi

Shift Summary

recorded delivered
Peak luminosity 4.98 x 10 34 cm-2s-1
Integrated luminosity (shift) 781.2 pb-1 891.6 pb-1
Integrated luminosity (day) 2833.7 pb-1 3208.2 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1651.9 mA 1200.5 mA 29.5 mA
No. bunches 2151 2151
Beta at IP 55 mm / .9 mm 55 mm / .9 mm
Crab Waist Ratio 80 % 60 %
Aborts 2 0 1

IP Knob Tuning

23:40 LER HER
r1 (mrad) -2.50 1.80
r2 (mm) -4.57 6.90
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.18 -0.01
ηpy (mrad) -40.00 -3.00
waist (mm) 1.20 -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 05/22/2026 00:01:10