SuperKEKB Shift Report

2021/6/29 (Tu) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.SEIMIYA M.TAWADA T.ISHIHARA T.NATSUI S.USHIMOTO
S.KIMURA
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Shift Summary

recorded delivered
Peak luminosity 3.01 x 10 34 cm-2s-1
Integrated luminosity (shift) 29.6 pb-1 181.5 pb-1
Integrated luminosity (day) 822.2 pb-1 1227.9 pb-1

LER HERBoth DR
Energy 4.000 GeV 7.007 GeV 10.579 GeV 1.1 GeV
Beam current 841.5 mA 680.1 mA 23.0 mA
No. bunches 1174 1174
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
200 mm / 8 mm
Crab Waist Ratio 80 % 40 %
Aborts 2 1 4

IP Knob Tuning

23:20 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 02:07:20