SuperKEKB Shift Report

2022/4/28 (Th) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.NAKANISHI H.SAKAI H.NOGUCHI
T.ISHIHARA
A.SHIRAKAWA K.KIMURA
N.TOYOTOMI
Yuma Uematsu

Shift Summary

recorded delivered
Peak luminosity 3.13 x 10 34 cm-2s-1
Integrated luminosity (shift) 579.2 pb-1 639.5 pb-1

LER HERBoth DR
Energy 3.979 GeV 6.970 GeV 10.523 GeV 1.1 GeV
Beam current 995.8 mA 800.3 mA 26.0 mA
No. bunches 1662 1662
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 1 0

IP Knob Tuning

04:16 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) 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 04/28/2022 08:01:03