SuperKEKB Shift Report

2021/12/12 (Su) Day shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
K.AKAI T.MIYAJIMA Y.OKI
M.FUJITA
H.NAKAJIMA M.BABA
S.USHIMOTO
Seokhee Park

Shift Summary

recorded delivered
Peak luminosity 3.28 x 10 34 cm-2s-1
Integrated luminosity (shift) 379.9 pb-1 456.6 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 901.3 mA 720.3 mA 14.8 mA
No. bunches 1272 1272
Beta at IP 80 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 40 %
Aborts 1 0 3

IP Knob Tuning

08:55 LER HER
r1 (mrad) 9.50 -2.10
r2 (mm) -4.00 0.70
r3 (1/hm) 0.00 0.00
r4 (crad) 0.00 0.00
ηy (mm) -0.14 -0.06
ηpy (mrad) 16.00 -5.00
waist (mm) 2.10 0.60
chromatic r1 (mrad) 30.00 0.00
chromatic r2 (mm) -50.00 17.00
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/12/2021 16:01:03