Difference between revisions of "WAC Notes February 3 2020"

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=== Production Run List - Slug 127 - IHWP OUT - Flip-RIGHT - Production ===
 
=== Production Run List - Slug 127 - IHWP OUT - Flip-RIGHT - Production ===
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continue slug 127 from [https://prex.jlab.org/wiki/index.php?title=WAC_Notes_February_2_2020 February 1]:
+
continue slug 127 from [https://prex.jlab.org/wiki/index.php?title=WAC_Notes_February_2_2020 February 2]:
  
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6159_000 Run 6159]
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6159_000 Run 6159]
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6160_000 Run 6160]
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6160_000 Run 6160]
−
* Need Cut - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6161_000 Run 6161]
+
* Need Cut - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6161_000 Run 6161] - large beam excursion in X direction
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6162_000 Run 6162]
 
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6162_000 Run 6162]
  
 
=== Production Run List - Slug 128 - IHWP IN - Flip-RIGHT - Production ===
 
=== Production Run List - Slug 128 - IHWP IN - Flip-RIGHT - Production ===
−
this slug at about 4 am
+
start this slug at about 6 am
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* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6132_000 Run 6132]
+
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6163_000 Run 6163]
−
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6133_000 Run 6133]
+
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6164_000 Run 6164]
−
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6134_000 Run 6134]
+
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6165_000 Run 6165]
−
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6135_000 Run 6135]
+
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6166_000 Run 6166]
−
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6136_000 Run 6136]
+
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6168_000 Run 6168]
 +
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6176_000 Run 6176]
 +
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6177_000 Run 6177] - Nonzero analog BCM DD mean value. There is clear trending up of DD value. will cut some trip recoveries
 +
** Later: Adding Cuts for some trips cuts are needed to clean up the DD. Events 0:65k, 100k:140k, 225k:240k, 270k:280k
 +
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6178_000 Run 6178]
 +
* Good - [https://prex.jlab.org/analysis/crex/index.php?run=summary/all/run6179_000 Run 6179] - Similar problems as 6177, but it seems harder to tell where the problem is. There is uncut beam motion though, so adding that now.
 +
** Later: Adding Cuts Adding bad events cut for position issues at 150:200k and that's it.
 +
continue slug 128 on [https://prex.jlab.org/wiki/index.php?title=WAC_Notes_February_4_2020 February 4]:
  
 
== Non-Production Runs and Bad Runs ==
 
== Non-Production Runs and Bad Runs ==
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== Issues ==
 
== Issues ==
  
−
*  
+
* double peak in bpm X appears since run 6161, continues to most recent run
 +
* raw asym of url goes up to huge value
 +
* 3 (12:00 - 15:00) hours of hall C spin dance
 +
* LQ2 tripped off at 19:07
 +
* it looks like the bpm X double peak just gone after we return to production [https://prex.jlab.org/analysis/crex/summary/2020-02-03/run6176_000/run6176_000_summary_bpm.pdf run 6176], though we still don't know why there comes the double peak and how it goes away?
 +
* for run 6176-6179, MCC can't deliver beam larger than 120 uA, so we just run at 120 uA
  
 
== Updates ==
 
== Updates ==

Latest revision as of 22:40, 21 April 2020

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PREX Main << Weekly Analysis Coordinator << WAC Notes CREX << Instructions

WAC Notes February 2 2020 << >> WAC Notes February 4 2020

February 3 2020

Daily Meeting BlueJeans


Production Run List - Slug 127 - IHWP OUT - Flip-RIGHT - Production

continue slug 127 from February 2:

Production Run List - Slug 128 - IHWP IN - Flip-RIGHT - Production

start this slug at about 6 am

  • Good - Run 6163
  • Good - Run 6164
  • Good - Run 6165
  • Good - Run 6166
  • Good - Run 6168
  • Good - Run 6176
  • Good - Run 6177 - Nonzero analog BCM DD mean value. There is clear trending up of DD value. will cut some trip recoveries
    • Later: Adding Cuts for some trips cuts are needed to clean up the DD. Events 0:65k, 100k:140k, 225k:240k, 270k:280k
  • Good - Run 6178
  • Good - Run 6179 - Similar problems as 6177, but it seems harder to tell where the problem is. There is uncut beam motion though, so adding that now.
    • Later: Adding Cuts Adding bad events cut for position issues at 150:200k and that's it.

continue slug 128 on February 4:

Non-Production Runs and Bad Runs

Pedestal/Calibrations Updates

Issues

  • double peak in bpm X appears since run 6161, continues to most recent run
  • raw asym of url goes up to huge value
  • 3 (12:00 - 15:00) hours of hall C spin dance
  • LQ2 tripped off at 19:07
  • it looks like the bpm X double peak just gone after we return to production run 6176, though we still don't know why there comes the double peak and how it goes away?
  • for run 6176-6179, MCC can't deliver beam larger than 120 uA, so we just run at 120 uA

Updates

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