AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
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Message ID: 530     Entry time: Mon Feb 19 06:01:17 2024
Author: SHB, JM, JG 
Subject: Run 42 morning shift 

07:00

Observed reduction in YR09 presure over last few hours in ML online plot. Beam intensity looks OK but target density was fluctuating quite a lot. Current value was 1.5e11.

Changed the nozzle position slightly which increased target density to 5.5e11. Pressure in YR09 looks OK.

I accidently scrolled slightly with the target code (only by 100 but am not sure). Target looks stable but I will not touch remotely again for fear of losing total target position.

Rates in ADC data items statistics and in the monitoring code look consistent with beam on target. 

08:56

Target density reduced again to 1.5e11. Changed the nozzle position slightly in X and recovered 5.5e11 at/cm2

Beam intensity looks OK

FEE temps OK

System checks OK

Merger and tape server OK

Statistics ADC data items and spectrum browser rates OK

Merger stats attachement 5

leakage current plot attachment 6

Online monitoring code rates OK

09:33

Run stopped to change beam energy

 

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