SuperKEKB Shift Report

2022/4/28 (Th) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.OKADA K.YOSHINO MAN.TANAKA
H.TSUKAHARA
K.YOKOYAMA Y.MIZUKAWA
T.KUDO
Kenkichi Miyabayashi

Shift Summary

recorded delivered
Peak luminosity 2.99 x 10 34 cm-2s-1
Integrated luminosity (shift) 410.5 pb-1 506.4 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 899.8 mA 720.5 mA 25.9 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 13 1 9

IP Knob Tuning

09:22 LER HER
r1 (mrad) 6.90 -1.03
r2 (mm) -4.08 -0.60
r3 (1/hm) 0.00 0.00
r4 (crad) 5.00 0.00
ηy (mm) -0.18 0.03
ηpy (mrad) -15.00 -10.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 20.00 0.00
chromatic r2 (mm) -10.00 0.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/28/2022 16:01:03