SuperKEKB Shift Report

2022/4/3 (Su) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
D.ZHOU T.KAWAMOTO MI.TANAKA
M.MINEGISHI
X.ZHOU K.HISAZUMI
T.KUDO
Ping Ni

Shift Summary

recorded delivered
Peak luminosity 2.94 x 10 34 cm-2s-1
Integrated luminosity (shift) 623.3 pb-1 666.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 851.5 mA 680.3 mA 15.8 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 2 4 0

IP Knob Tuning

09:06 LER HER
r1 (mrad) 7.00 1.27
r2 (mm) -4.00 -0.37
r3 (1/hm) 30.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 0.22
ηpy (mrad) 70.00 -33.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 160.00 10.00
chromatic r2 (mm) -10.00 -40.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/03/2022 16:01:03