SuperKEKB Shift Report

2022/4/19 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
M.NISHIWAKI Y.OHSAWA T.AOYAMA
N.TANAKA
R.ZHANG Y.IMAI
S.KIMURA
Hideyuki Nakazawa

Shift Summary

recorded delivered
Peak luminosity 3.30 x 10 34 cm-2s-1
Integrated luminosity (shift) 723.1 pb-1 796.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 953.5 mA 761.0 mA 26.4 mA
No. bunches 1565 1565
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 2

IP Knob Tuning

07:23 LER HER
r1 (mrad) 1.50 0.25
r2 (mm) -3.90 -0.30
r3 (1/hm) 0.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.22 0.04
ηpy (mrad) -30.00 -40.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 200.00 0.00
chromatic r2 (mm) -55.00 0.80
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/19/2022 08:01:03