SuperKEKB Shift Report

2022/5/17 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.OKADA K.MORI H.TSUKAHARA
H.NOGUCHI
Y.OKAYASU M.BABA
H.KUMANO
Hanwook Bae

Shift Summary

recorded delivered
Peak luminosity 4.14 x 10 34 cm-2s-1
Integrated luminosity (shift) 744.1 pb-1 872.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1149.7 mA 920.3 mA 26.8 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 0 2

IP Knob Tuning

00:09 LER HER
r1 (mrad) 8.00 0.00
r2 (mm) -3.82 -0.48
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.24 0.06
ηpy (mrad) 0.00 0.00
waist (mm) 2.10 -0.25
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 05/17/2022 08:01:04