SuperKEKB Shift Report

2022/5/31 (Tu) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.ARIMOTO M.NISHIWAKI Y.OKI
M.FUJITA
T.NATSUI K.KIMURA
S.USHIMOTO
Akimasa Ishikawa

Shift Summary

recorded delivered
Peak luminosity 3.76 x 10 34 cm-2s-1
Integrated luminosity (shift) 526.5 pb-1 711.2 pb-1
Integrated luminosity (day) 1853.5 pb-1 2277.8 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1200.7 mA 960.4 mA 18.4 mA
No. bunches 1955 1955
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 1 0

IP Knob Tuning

18:24 LER HER
r1 (mrad) 6.68 -0.30
r2 (mm) -3.88 -0.46
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.23 0.01
ηpy (mrad) 13.40 -22.00
waist (mm) 2.10 -0.35
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 06/01/2022 00:01:04