SuperKEKB Shift Report

2022/4/22 (Fr) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.SUGIMOTO K.MORI T.AOYAMA
N.TANAKA
M.SATOH S.KIMURA
Y.IMAI
Hideyuki Nakazawa

Shift Summary

recorded delivered
Peak luminosity 3.50 x 10 34 cm-2s-1
Integrated luminosity (shift) 870.5 pb-1 949.3 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1002.0 mA 801.2 mA 26.6 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 0

IP Knob Tuning

01:27 LER HER
r1 (mrad) 3.55 -0.38
r2 (mm) -4.05 -0.37
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 04/22/2022 08:01:03