SuperKEKB Shift Report

2021/11/20 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.KAJI T.NAITO H.TSUKAHARA
N.TANAKA
T.KAMITANI T.TOUFUKU
K.SUZUKI
Makoto Takizawa

Shift Summary

recorded delivered
Peak luminosity 2.39 x 10 34 cm-2s-1
Integrated luminosity (shift) 520.8 pb-1 556.8 pb-1

LER HERBoth DR
Energy 4.065 GeV 7.121 GeV 10.751 GeV 1.1 GeV
Beam current 801.2 mA 640.5 mA 13.7 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 2

IP Knob Tuning

08:52 LER HER
r1 (mrad) 7.30 -2.00
r2 (mm) -3.50 2.05
r3 (1/hm) -30.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.21 -0.09
ηpy (mrad) 0.00 0.00
waist (mm) 2.10 0.60
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 11/20/2021 16:01:03