SuperKEKB Shift Report

2022/5/7 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
M.TOBIYAMA T.NAITO M.MINEGISHI
M.FUJITA
T.MIURA K.KIMURA
S.USHIMOTO
Yusa Yosuke

Shift Summary

recorded delivered
Peak luminosity 3.34 x 10 34 cm-2s-1
Integrated luminosity (shift) 632.1 pb-1 721.5 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 1000.3 mA 800.1 mA 14.5 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 2

IP Knob Tuning

13:59 LER HER
r1 (mrad) 8.00 -0.60
r2 (mm) -4.16 -0.86
r3 (1/hm) 6.00 0.00
r4 (crad) 0.00 5.00
ηy (mm) -0.24 0.03
ηpy (mrad) -10.00 -2.30
waist (mm) 2.10 -0.25
chromatic r1 (mrad) 40.00 5.00
chromatic r2 (mm) 10.00 20.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 05/07/2022 16:01:03