SuperKEKB Shift Report

2022/3/31 (Th) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
T.MIMASHI M.TOBIYAMA K.YOSHII
Y.OKI
M.KAWAMURA Y.MIZUKAWA
M.BABA
Tanida Kiyoshi

Shift Summary

recorded delivered
Peak luminosity 2.91 x 10 34 cm-2s-1
Integrated luminosity (shift) 538.8 pb-1 586.1 pb-1
Integrated luminosity (day) 1757.7 pb-1 1909.8 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 851.1 mA 680.1 mA 15.3 mA
No. bunches 1370 1370
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 3 0

IP Knob Tuning

16:57 LER HER
r1 (mrad) 4.35 1.20
r2 (mm) -4.15 -0.47
r3 (1/hm) 30.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.13 0.25
ηpy (mrad) 50.00 -19.00
waist (mm) 2.10 -0.35
chromatic r1 (mrad) 45.00 30.00
chromatic r2 (mm) -40.00 -70.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 04/01/2022 00:01:03