SuperKEKB Shift Report

2021/6/18 (Fr) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.NAKAMURA N.OHUCHI Y.OKI
MAN.TANAKA
K.KAKIHARA K.KIMURA
S.USHIMOTO
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Shift Summary

recorded delivered
Peak luminosity 2.81 x 10 34 cm-2s-1
Integrated luminosity (shift) 300.4 pb-1 328.9 pb-1

LER HERBoth DR
Energy 3.977 GeV 6.968 GeV 10.519 GeV 1.1 GeV
Beam current 841.1 mA 690.7 mA 22.5 mA
No. bunches 1174 1174
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 0 0 1

IP Knob Tuning

08:47 LER HER
r1 (mrad) 12.00 0.00
r2 (mm) -4.20 -1.60
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.02 -0.05
ηpy (mrad) 22.00 4.00
waist (mm) 2.14 0.30
chromatic r1 (mrad) 170.00 -70.00
chromatic r2 (mm) -80.00 -40.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 11/11/2021 02:05:18