SuperKEKB Shift Report

2022/3/26 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.NAKAMURA M.MASUZAWA N.TANAKA
Y.OKI
A.SHIRAKAWA S.KUSANO
T.KUDO
Shintaro Ito

Shift Summary

recorded delivered
Peak luminosity 2.83 x 10 34 cm-2s-1
Integrated luminosity (shift) 663.6 pb-1 758.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 801.9 mA 640.2 mA 14.8 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 0

IP Knob Tuning

08:16 LER HER
r1 (mrad) 9.25 2.80
r2 (mm) -4.00 -0.33
r3 (1/hm) 30.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.20 0.17
ηpy (mrad) 50.00 -19.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 45.00 30.00
chromatic r2 (mm) -40.00 -70.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 03/26/2022 16:01:03