SuperKEKB Shift Report

2021/11/23 (Tu) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
S.YOSHIMOTO S.NAKAMURA Y.OKI
Y.KURODA
I.SATAKE Y.MIZUKAWA
K.KIMURA
Ping Ni

Shift Summary

recorded delivered
Peak luminosity 2.27 x 10 34 cm-2s-1
Integrated luminosity (shift) 487.9 pb-1 570.5 pb-1

LER HERBoth DR
Energy 4.065 GeV 7.121 GeV 10.751 GeV 1.1 GeV
Beam current 801.2 mA 640.3 mA 14.2 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 1

IP Knob Tuning

10:19 LER HER
r1 (mrad) 7.50 0.00
r2 (mm) -3.30 2.00
r3 (1/hm) -30.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.19 -0.11
ηpy (mrad) 0.00 0.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 0.00 -20.00
chromatic r2 (mm) 0.00 30.00
chromatic r3 (1/m) 0.00 -30.00
chromatic r4 (rad) 0.00 0.00
created on 11/23/2021 16:01:03