SuperKEKB Shift Report

2021/12/20 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
R.YANG T.OKI M.MINEGISHI
T.ISHIHARA
R.ZHANG S.USHIMOTO
T.ICHIKAWA
Akane Maeda

Shift Summary

recorded delivered
Peak luminosity 3.44 x 10 34 cm-2s-1
Integrated luminosity (shift) 120.3 pb-1 145.1 pb-1
Integrated luminosity (day) 787.6 pb-1 885.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1020.0 mA 800.9 mA 14.0 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 8 1 0

IP Knob Tuning

23:55 LER HER
r1 (mrad) 6.70 -1.50
r2 (mm) -4.00 1.40
r3 (1/hm) 0.00 30.00
r4 (crad) 0.00 0.00
ηy (mm) -0.19 -0.14
ηpy (mrad) 35.00 -15.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 17.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/21/2021 00:01:03