SuperKEKB Shift Report

2022/4/30 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.SUGIMURA M.MASUZAWA N.TANAKA
M.FUJITA
S.MATSUMOTO H.KUMANO
S.KIMURA
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 3.09 x 10 34 cm-2s-1
Integrated luminosity (shift) 409.8 pb-1 456.0 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 952.9 mA 760.4 mA 26.4 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 3 3

IP Knob Tuning

10:38 LER HER
r1 (mrad) 6.40 -1.20
r2 (mm) -3.92 -0.46
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.22 0.02
ηpy (mrad) 10.00 0.00
waist (mm) 2.10 -0.35
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 04/30/2022 16:01:03