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  OPERATION-2024 logbook, Contact: F.Wolff-Fabris, A.Galler, H.Sinn, Page 8 of 11  Not logged in ELOG logo
ID Date Author Group Subject Text Attachments
  69   30 Mar 2024, 22:02 Chan KimSPBIssueContinuous pointing drift in horizontal
direction.

It may trigger a vacuum spike at
 Screenshot_from_2024-03-30_21-59-03.pngScreenshot_from_2024-03-30_21-09-11.png 
  67   30 Mar 2024, 06:59 Romain LetrunSPBIssueDOOCS panels are again incorrectly reporting
the FXE shutter as opened when it is in fact
closed. This had been fixed after it was
 Screenshot_from_2024-03-30_06-58-42.png 
  68   30 Mar 2024, 00:17 Björn Senfftleben (Resolved) Issues with DAQWe had some trouble with the DAQ. It was
not able to start runs properly.

We got the following error messages:
  
  66   29 Mar 2024, 22:38 Chan KimSPBShift summaryX-ray delivery
- 12.72 keV, 10Hz, ~1.4 mJ/pulse,
stable delivery 
  
  65   28 Mar 2024, 14:56 Chan KimSPBIssuePulse energy fluctuation observed after
full train operation in SA2 starts.
 Screenshot-from-2024-03-28-14-26-18_1.png 
  64   28 Mar 2024, 14:54 Chan KimSPBShift summaryX-ray delivery


12.72 keV, 10 Hz, NOT stable
delivery, pointing drastically changed in
  
  63   23 Mar 2024, 23:12 Peter ZaldenFXEShift summaryUser experiment transient grating, Cris
Svetina. (LTP)


Used 7.11 keV from
  
  62   22 Mar 2024, 23:13 Peter ZaldenFXEShift summaryUser experiment transient grating, Cris
Svetina. (LTP)


Used 7.11 keV from
  
  61   22 Mar 2024, 06:35 Raphael de WijnSPBShift summaryX-ray delivery
- 9.3 keV, >3 mJ/pulse, beam down
around 30min
  
  60   21 Mar 2024, 23:20 Peter ZaldenFXEShift summaryUser experiment transient grating, Cris
Svetina. (LTP)


Used 7.12 keV from ACC
  
  59   21 Mar 2024, 06:33 Raphael de WijnSPBShift summaryX-ray delivery
- 9.3 keV, >3 mJ/pulse, stable
delivery 
  
  58   20 Mar 2024, 23:15 Peter ZaldenFXEShift summaryPreparation for user experiment transient
grating, Cris Svetina


Used 7.12 keV from ACC
  
  57   20 Mar 2024, 23:03 Giuseppe MercurioSCSShift summary
Late
shift summary


coarse timing
installed
laser shutter on the laser breadboard and
  
  56   20 Mar 2024, 12:41 Frederik Wolff-FabrisPRCIssueBKR called PRC around 06:10AM to inform
on vacuum issues at SA1 beamline leading
to a lost beam permission for the North Branch.
  
  55   16 Mar 2024, 12:12 Harald SinnPRCIssue11:15 SASE1/SPB called that they observed
and issue with the SASE1 XGM/XTD2: about
every 35 seconds the power reading jumps
  
  54   15 Mar 2024, 23:43 Chan KimSPBShift summary**X-ray delivery**

- 6 keV, 3.2 mJ/pulse, stable delivery

**Optical laser delivery**
  
  53   15 Mar 2024, 18:02 Tommaso MazzaSQSStability Issueit is not clear why, but the beam position
on BIU2 has changed over time, even more
since we checked last. it is off in both
 Screenshot_from_2024-03-15_18-04-59.pngScreenshot_from_2024-03-15_18-04-39.png 
  52   15 Mar 2024, 07:08 Romain LetrunSPBIssueThere are now two watchdogs for the XTD2
attenuator running at the same time


SA1_XTD2_WATCHDOG/MDL/ATT1_MONITOR020
SA1_XTD2_OPTICS_PROTECTION/MDL/ATT1


that
 Screenshot_from_2024-03-15_07-07-40.png 
  51   15 Mar 2024, 00:16 Chan KimSPBShift summaryX-ray delivery

6 keV, 2.4 mJ/pulse, stable delivery

Optical laser delivery
  
  50   15 Mar 2024, 00:07 Harald SinnPRCIssueSASE1 bunch number was reduced to 10 pulses
for no obvious reason. 

Traced it back to a malfunctioning
 watchdog_error.jpgcracks_in_SA.jpg 
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