SuperKEKB Shift Report

2022/4/8 (Fr) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
D.ZHOU S.TERUI M.MINEGISHI
T.ISHIHARA
I.SATAKE Y.MIZUKAWA
S.USHIMOTO
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 3.63 x 10 34 cm-2s-1
Integrated luminosity (shift) 141.3 pb-1 165.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 951.4 mA 760.8 mA 26.5 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 0 2

IP Knob Tuning

11:29 LER HER
r1 (mrad) 6.00 0.20
r2 (mm) -3.90 -0.46
r3 (1/hm) 0.00 -25.00
r4 (crad) 0.00 0.00
ηy (mm) -0.22 0.07
ηpy (mrad) 60.00 -35.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 0.00 -50.00
chromatic r2 (mm) 0.00 -15.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/08/2022 16:01:02