SuperKEKB Shift Report

2024/4/18 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
F.MIYAHARA M.MASUZAWA MAN.TANAKA
H.TSUKAHARA
F.MIYAHARA N.TOYOTOMI
K.KIMURA
Qingyuan Liu

Shift Summary

recorded delivered
Peak luminosity 1.67 x 10 34 cm-2s-1
Integrated luminosity (shift) 68.6 pb-1 80.5 pb-1
Integrated luminosity (day) 111.4 pb-1 137.7 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 800.4 mA 640.4 mA 24.9 mA
No. bunches 2346 2346
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 2 3 24

IP Knob Tuning

21:32 LER HER
r1 (mrad) -1.20 -7.50
r2 (mm) -4.50 1.90
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.23 -0.18
ηpy (mrad) 0.00 0.00
waist (mm) 1.85 -0.90
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 04/19/2024 00:01:08