AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
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Message ID: 521     Entry time: Sat Feb 17 06:19:27 2024
Author: JM, CB 
Subject: Run 35 - contd 

07:10

FEE temperatures OK

System checks OK
Merger and tape server OK
Statistics look OK,
Rates in the detectors from the mointoring code indicate we have beam on target.

Detector leakge current appears to be following same pattern as yesterday -> temperature (attachment 1)

Merger stats (attachment 2) - quite a few more pause / resume statements than normal - noise last night?

Target density appears stable over the last 3 hours ~3.8e11 at/cm2, ring pressure stable YR09 ~1.5e-10 mbar

Beam injection looks stable over the last few hours.

09:08

FEE temperatures OK -aida03 and aida09 0.5 C over 65C warning.

system checks OK

ADC data item stats  OK

Spectrum browser rate (attachment 3)

Merger and Tape server OK

Monitoring  xy and energy histograms since zero'd last night (attachments 4+5)

Target density slight drop to ~3.5e11 at/cm2. Pressure in the ring stable. CB attempting to optimise target density and ring pressure.

Beam injection into the ring still good

11:04

FEE temperatures OK

System checks OK

ADC data items and spectrum browser rates OK

Target density ~4.6e11 at/cm2, ring pressure looks OK ~1e-10 mbar

Beam injection still good.

Merger and tape server OK

12:45

Beam injection over last 2 hours has been stable

Target density 4.75e11 and stable. ring pressures are stable.

FEE temperatures OK

System checks OK

ADC data items stats and spectrum browser rates look OK

Merger and tape server OK

14:01

We wish to test the beam ahlo on injection so are ending run

Run stopped.

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