SuperKEKB Shift Report

2022/4/26 (Tu) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.MORI M.FURUSAWA H.TSUKAHARA
M.FUJITA
R.ZHANG S.KIMURA
Y.MIZUKAWA
Makoto Takizawa

Shift Summary

recorded delivered
Peak luminosity 3.78 x 10 34 cm-2s-1
Integrated luminosity (shift) 146.6 pb-1 174.1 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1052.1 mA 840.2 mA 26.7 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 1 1

IP Knob Tuning

09:12 LER HER
r1 (mrad) 1.40 -0.53
r2 (mm) -4.08 -0.43
r3 (1/hm) 0.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.20 0.11
ηpy (mrad) -15.00 -10.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 120.00 -10.00
chromatic r2 (mm) -70.00 20.80
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 -12.00
created on 04/26/2022 16:01:02