SuperKEKB Shift Report

2021/6/29 (Tu) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.EGAWA T.KAGEYAMA H.TSUKAHARA
H.NOGUCHI
A.SHIRAKAWA S.KUSANO
K.HISAZUMI
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Shift Summary

recorded delivered
Peak luminosity 2.92 x 10 34 cm-2s-1
Integrated luminosity (shift) 266.9 pb-1 288.2 pb-1

LER HERBoth DR
Energy 4.000 GeV 7.007 GeV 10.579 GeV 1.1 GeV
Beam current 841.8 mA 700.4 mA 23.0 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
200 mm / 8 mm
Crab Waist Ratio 80 % 0 %
Aborts 3 3 9

IP Knob Tuning

08:05 LER HER
r1 (mrad) 8.00 2.60
r2 (mm) -3.90 -1.35
r3 (1/hm) 0.00 -20.00
r4 (crad) 10.00 0.00
ηy (mm) -0.07 -0.05
ηpy (mrad) 20.00 -10.00
waist (mm) 2.14 0.50
chromatic r1 (mrad) 80.00 30.00
chromatic r2 (mm) -100.00 0.00
chromatic r3 (1/m) 0.00 50.00
chromatic r4 (rad) 13.00 5.00
created on 11/11/2021 02:07:17