SuperKEKB Shift Report

2022/5/19 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
X.ZHOU K.NAKANISHI Y.OKI
T.AOYAMA
M.YOSHIDA S.USHIMOTO
K.SUZUKI
Tanida Kiyoshi

Shift Summary

recorded delivered
Peak luminosity .41 x 10 34 cm-2s-1
Integrated luminosity (shift) 25.7 pb-1 26.7 pb-1
Integrated luminosity (day) 908.5 pb-1 1147.5 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 201.2 mA 160.4 mA 26.3 mA
No. bunches 783 783
Beta at IP 80 mm / .8 mm 60 mm / .8 mm
60 mm / 1 mm
80 mm / 2 mm
200 mm / 8 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 4 26

IP Knob Tuning

23:31 LER HER
r1 (mrad) 5.00 -2.00
r2 (mm) -4.00 -0.60
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.26 0.07
ηpy (mrad) 10.00 0.00
waist (mm) 2.10 -0.25
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 05/20/2022 00:01:04