SuperKEKB Shift Report

2022/3/28 (Mo) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
D.ZHOU T.NAITO N.TANAKA
H.TSUKAHARA
H.NAKAJIMA K.KIMURA
T.KUDO
Makoto Takizawa

Shift Summary

recorded delivered
Peak luminosity 2.84 x 10 34 cm-2s-1
Integrated luminosity (shift) 109.2 pb-1 136.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 801.6 mA 640.8 mA 14.3 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 4 20 3

IP Knob Tuning

15:00 LER HER
r1 (mrad) 9.25 2.80
r2 (mm) -4.00 -0.39
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 03/28/2022 16:01:02