SuperKEKB Shift Report

2021/12/18 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.KAJI M.YOSHIDA T.SHIRAISHI
M.FUJITA
T.YOSHIMOTO K.SUZUKI
K.KIMURA
Makoto Takizawa

Shift Summary

recorded delivered
Peak luminosity 3.59 x 10 34 cm-2s-1
Integrated luminosity (shift) 589.4 pb-1 669.2 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1020.4 mA 800.6 mA 14.5 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 1 1

IP Knob Tuning

12:15 LER HER
r1 (mrad) 9.10 -2.00
r2 (mm) -4.00 1.35
r3 (1/hm) 0.00 30.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 -0.12
ηpy (mrad) 25.00 -5.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 40.00 0.00
chromatic r2 (mm) -45.00 17.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/18/2021 16:01:03