SuperKEKB Shift Report

2021/12/22 (We) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.OHMI K.MORI T.AOYAMA
Y.OKI
T.MIURA K.KIMURA
K.SUZUKI
Noritsugu Tsuzuki

Shift Summary

recorded delivered
Peak luminosity 3.75 x 10 34 cm-2s-1
Integrated luminosity (shift) 215.2 pb-1 296.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1020.5 mA 800.6 mA 14.1 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 5 12 2

IP Knob Tuning

09:45 LER HER
r1 (mrad) 8.50 1.20
r2 (mm) -3.87 1.48
r3 (1/hm) 0.00 30.00
r4 (crad) 0.00 0.00
ηy (mm) -0.18 -0.13
ηpy (mrad) 30.00 -15.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 0.00 0.00
chromatic r2 (mm) 0.00 17.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/22/2021 16:01:03