SuperKEKB Shift Report

2021/12/6 (Mo) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
R.YANG T.MIMASHI M.MINEGISHI
T.AOYAMA
T.MATSUMOTO Y.IMAI
K.SUZUKI
Yun-Tsung Lai

Shift Summary

recorded delivered
Peak luminosity 2.70 x 10 34 cm-2s-1
Integrated luminosity (shift) 85.4 pb-1 105.6 pb-1
Integrated luminosity (day) 898.7 pb-1 1040.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 800.3 mA 640.4 mA 19.8 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm
80 mm / 2 mm
100 mm / 3 mm
200 mm / 8 mm
60 mm / 1 mm
100 mm / 3 mm
Crab Waist Ratio 80 % 0 %
Aborts 6 1 56

IP Knob Tuning

16:54 LER HER
r1 (mrad) 8.50 2.40
r2 (mm) -4.14 2.76
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.15 -0.05
ηpy (mrad) 0.00 18.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 25.00 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 12/07/2021 00:01:03