SuperKEKB Shift Report

2021/12/14 (Tu) Owl shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
H.IKEDA M.SATO T.AOYAMA
M.MINEGISHI
R.ZHANG S.KIMURA
H.KUMANO
Naruki Megumi

Shift Summary

recorded delivered
Peak luminosity 3.28 x 10 34 cm-2s-1
Integrated luminosity (shift) 309.5 pb-1 351.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 900.7 mA 720.3 mA 14.5 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 18 14

IP Knob Tuning

01:47 LER HER
r1 (mrad) 8.30 -2.20
r2 (mm) -4.07 1.52
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.17 -0.10
ηpy (mrad) 16.00 -5.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 30.00 0.00
chromatic r2 (mm) -50.00 17.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/14/2021 08:01:03