SuperKEKB Shift Report

2022/4/7 (Th) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
X.ZHOU S.SASAKI K.YOSHII
T.ISHIHARA
T.NATSUI Y.MIZUKAWA
S.USHIMOTO
Toru Tsuboyama

Shift Summary

recorded delivered
Peak luminosity 3.28 x 10 34 cm-2s-1
Integrated luminosity (shift) 247.0 pb-1 291.9 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 902.1 mA 720.5 mA 26.1 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 4 2 1

IP Knob Tuning

15:38 LER HER
r1 (mrad) 6.00 0.20
r2 (mm) -3.90 -0.46
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.22 0.07
ηpy (mrad) 60.00 -35.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/07/2022 16:01:02