SuperKEKB Shift Report

2021/12/9 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.NAKAMURA T.NAKAMURA T.AOYAMA
Y.OKI
T.YOSHIMOTO K.SUZUKI
Y.IMAI
Noritsugu Tsuzuki

Shift Summary

recorded delivered
Peak luminosity 2.98 x 10 34 cm-2s-1
Integrated luminosity (shift) 305.0 pb-1 343.5 pb-1
Integrated luminosity (day) 1060.3 pb-1 1161.4 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 851.6 mA 680.2 mA 15.1 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 1

IP Knob Tuning

22:17 LER HER
r1 (mrad) 9.50 -1.70
r2 (mm) -4.00 0.45
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.15 -0.04
ηpy (mrad) -8.00 14.50
waist (mm) 2.10 0.60
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 12/10/2021 00:01:03