SuperKEKB Shift Report

2022/4/23 (Sa) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.KOBAYASHI M.YOSHIDA MI.TANAKA
Y.KURODA
T.KAMITANI T.KUDO
K.HISAZUMI
Noritsugu Tsuzuki

Shift Summary

recorded delivered
Peak luminosity 3.68 x 10 34 cm-2s-1
Integrated luminosity (shift) 361.3 pb-1 424.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1026.1 mA 820.6 mA 26.8 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 1 3

IP Knob Tuning

09:08 LER HER
r1 (mrad) 3.55 -0.38
r2 (mm) -4.05 -0.38
r3 (1/hm) 0.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.20 0.03
ηpy (mrad) -30.00 -40.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 200.00 0.00
chromatic r2 (mm) -55.00 0.80
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/23/2022 16:01:03