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  40m Log, Page 257 of 344  Not logged in ELOG logo
ID Date Author Type Category Subjectup Text Attachments
  3236   Fri Jul 16 15:39:27 2010 nancyUpdateIOOWavefront Sensors- switched offI tuned the gain of WFS to 0 last night
at about 3am.
I turned it back on now.
  
  16006   Wed Apr 7 22:48:48 2021 gautamUpdateIOOWaveplate commissioningSummary:

I spent an hour today evening checking
out the remote waveplate operation. Basic
 remotePowCtrl.pdf 
  16036   Thu Apr 15 15:54:46 2021 gautamUpdateIOOWaveplate commissioning - hardware installed[jordan,
gautam]
  
  16022   Tue Apr 13 17:47:07 2021 gautamUpdateIOOWaveplate commissioning - software preparedI spent some time today setting up a workable
user interface to control the waveplate.


Created some EPICS database
 remoteHWP.png 
  2410   Mon Dec 14 12:13:52 2009 JenneUpdateTreasureWe are *ROCKSTARS* ! IFO is back up[Jenne, Kiwamu, Koji]
We
 Jenne14Dec09_IFOlocked.png 
  2412   Mon Dec 14 13:17:33 2009 robUpdateTreasureWe are *ROCKSTARS* ! IFO is back up 
 
 two-thumbs-up.jpeg 
  7859   Wed Dec 19 20:18:51 2012 ranaUpdateComputersWe are Changing the Passwerdz next week----Be Prepared
http://xkcd.com/936/
  
  9602   Wed Feb 5 15:39:41 2014 manasaUpdateGeneralWe are pumping down[Steve, Manasa]
I checked the alignment one last
time. The arms locked, PRM aligned, oplevs
 pre_pump_down.png 
  4873   Thu Jun 23 23:54:29 2011 KojiOmnistructureEnvironmentWe are savedSonali, Ishwita, and another anonymous
SURF saved the long-lasted water shortage
of the 40m
 IMG_0023.jpg 
  2948   Tue May 18 16:19:19 2010 josephbUpdateCDSWe have two new IO chassisWe have 2 new IO chassis with mounting
rails and necessary boards for communicating
to the computers.  Still need boards
  
  2483   Thu Jan 7 14:08:46 2010 JenneUpdateComputersWe haven't had a bootfest yet this week.....so today's the dayAll the DAQ screens are bright red. 
Thumbs down to that.
  
  2484   Thu Jan 7 14:55:36 2010 JenneUpdateComputersWe haven't had a bootfest yet this week.....so today's the day

    
        
  
  1849   Thu Aug 6 20:03:10 2009 KojiUpdateGeneralWe left two carts near PSL table.Stephanie and Koji
We left two carts near the PSL table.
We are using them for characterization
  
  5548   Mon Sep 26 17:49:21 2011 JenneUpdateComputersWe now have BURT restore for slow channelsKoji and Suresh found that there have not been any autoburt snapshots   
  5552   Mon Sep 26 22:40:41 2011 JenneUpdateComputersWe now have BURT restore for slow channels[Jenne, Koji]

After much Perl-learning and a few iterations,
  
  7872   Wed Jan 2 15:33:23 2013 JenneHowToLockingWe should retry in-air lockingImmediate things to do include finishing
installation of new TTs and re-routing of
oplev paths in the BS chamber, but after
  
  921   Thu Sep 4 10:13:48 2008 JenneUpdateIOOWe unlocked the MC temporarily[Joe, Eric, Jenne]

While trying to diagnose some DAQ/PD problems
  
  3131   Tue Jun 29 08:55:18 2010 JenneFrogsEnvironmentWe're being attacked!   Infested_InvasionOfKillerBugs.jpgAntInvasion_small.jpg 
  7694   Fri Nov 9 17:15:05 2012 Manasa, Steve, AyakaUpdateGeneralWe're closed! Pumping down monday morning

    

       
            
  
  8284   Wed Mar 13 10:26:58 2013 ManasaUpdateLockingWe're still good!!We're still good with the IFO alignment
after 7hours. 
  
  420   Wed Apr 16 09:47:35 2008 AndreySummaryPEMWeather Station The weather station is functional again.

The long ethernet Cat5 cable connecting 'WeatherLink'
 Weather-FullData_3hrs.pngWeather_Trend_15hrs.png 
  7014   Mon Jul 23 21:17:58 2012 LizUpdatePEMWeather Station Works!Rana and I traced the cables that ran from
c1pem1 to the
  
  7015   Mon Jul 23 21:54:48 2012 ranaUpdatePEMWeather Station Works!To get the code to run on c1pem1, we had
to move the old target back into the /cvs/cds/caltech/target/
directory.  It is in /cvs/cds/caltech/target/c1pem1/.
 Untitled.png 
  452   Sat Apr 26 01:45:38 2008 AndreySummaryPEMWeather Station enhancementTwo more things concerning weather monitoring
have been done during this week.
 Matlab_Weather_Trends.png 
  414   Fri Apr 4 16:54:06 2008 AndreySummaryEnvironmentWeather station is fully alive
[COLOR=blue]After today's trip to the roof
of our building the weather station seems
 Work_on_the_Roof.pdf 
  458   Mon Apr 28 23:44:33 2008 AndreyUpdateComputer Scripts / ProgramsWeather.db
I was trying to figure out how to modify
the file "Weather.db" so that the atm.pressure
  
  1734   Sun Jul 12 23:14:56 2009 JenneOmnistructureGeneralWeb screenshots aren't being updatedBefore heading back to the 40m to check
on the computer situation, I thought I'd
check the web screenshots page that Kakeru
  
  1762   Sun Jul 19 22:38:24 2009 robOmnistructureGeneralWeb screenshots aren't being updated


   
        
            
  
  1207   Mon Dec 29 21:51:02 2008 YoichiConfigurationComputersWeb server on nodusThe apache on nodus has been solely serving
for the svn web access.
I changed the configuration and all files
  
  12372   Thu Aug 4 14:21:21 2016 ericq UpdateComputer Scripts / ProgramsWeb things mostly back onlineThe nodus restart caused a bit of downtime.
The apache configuration files were accidentally
deleted the other day, so elog/svn/wikis
  
  12373   Thu Aug 4 15:00:40 2016 ericq UpdateComputer Scripts / ProgramsWeb things mostly back onlineNodus' /export
and /etc
directories are now being backed up at
  
  12375   Thu Aug 4 17:41:53 2016 KojiUpdateComputer Scripts / ProgramsWeb things mostly back onlineSorry I was writting the elog, but I had
to dive into the chamber (@LHO) before completion.
  
  4150   Thu Jan 13 14:21:13 2011 josephbUpdateCDSWebview of front end model files automatedAfter
Rana pointed me to Yoichi's MEDM snapshot
script, I learned how to use Xvfb, which
  
  1489   Thu Apr 16 16:26:57 2009 peteUpdateLockingWed. night lockingyoichi, pete

We installed the watchLockLoss script in
  
  4824   Wed Jun 15 15:18:01 2011 kiwamuUpdateGeneralWednesday cleaning[Jenne / Kiwamu]
We spent approximately an hour for
the weekly Wednesday cleaning.
  
  14964   Thu Oct 10 23:36:02 2019 KojiUpdateGeneralWednesday cleaning work[Jon, Yehonathan, Gautam, Aaron,
Shruti, Koji]

We get together on Wednesday afternoon
 P_20191009_165624.jpgP_20191009_164740.jpgP_20191010_233631.jpg 
  14971   Tue Oct 15 17:19:38 2019 KojiUpdateGeneralWednesday cleaning work[Liz, Gautam, Chub, Jordan, Koji]

We removed a significant
amount of e-waste from the lab.
 P_20191015_161711.jpeg 
  1361   Thu Mar 5 05:07:09 2009 YoichiUpdateLockingWednesday night lockingTonight, I was having a problem with the PO_DC
hand-off.
It fails most of the time.
 lockLoss5.pnglockLoss5-zoom.png 
  244   Thu Jan 17 14:13:20 2008 robUpdateLSCWednesday's lockingIncremental progress on locking yet again.
 This time the handoff of DARM to the OMC
worked, and progress halted at handing off
  
  3102   Wed Jun 23 12:28:34 2010 RazibSummaryPhase CameraWeeekly SummaryThis past week I have completed the following
tasks:
 
 trigger-box_circuit.pngtest1.png 
  1698   Wed Jun 24 12:09:24 2009 ClaraUpdatePEMWeek 1(ish)I spent the week reading up on filter algorithm
theory, particularly Wiener filtering. I
have also learned how to get data from specific
  
  1694   Wed Jun 24 10:53:34 2009 Chris ZimmermanUpdateGeneralWeek 1/2 UpdateI've spent most of the last week doing
background reading; fourier transforms, shm,
e&m, and other physics that I didn't
  
  1710   Wed Jul 1 10:56:42 2009 Chris ZimmermanUpdateGeneralWeek 2/3 UpdateI spent the last week working a lot with
the differences between a basic Michelson
readout and the new one as a displacement
  
  1720   Wed Jul 8 11:05:40 2009 Chris ZimmermanUpdateGeneralWeek 3/4 UpdateThe last week I've spent mostly working
on calculating shot noise and other sensitivities
in three michelson sensor setups, the standard
 NSD_Displacement.png 
  1750   Wed Jul 15 12:44:28 2009 Chris ZimmermanUpdateGeneralWeek 4/5 UpdateI've spent most of the last week working
on finishing up the UCSD calculations, comparing
it to the EUCLID design, and thinking about
 Comparison.pdf 
  6986   Wed Jul 18 10:08:01 2012 LizUpdateComputer Scripts / ProgramsWeek 5 update/progressOver the past week, I have been focusing
on the issues I brought up in my last ELOG, 
  
  1779   Wed Jul 22 16:15:52 2009 Chris ZimmermanUpdateGeneralWeek 5/6 UpdateThe last week I've started setting up the
HeNe laser on the PSL table and doing some
basic measurements (Beam waist, etc) with
 Beam_Scan.jpgLong_Range_Michelson_Setup_1_-_Actual.pngNSD_Displacement.png 
  1789   Sat Jul 25 13:34:58 2009 KojiUpdateGeneralWeek 5/6 Update


   
        
            
  
  7023   Wed Jul 25 11:22:39 2012 LizUpdateComputer Scripts / ProgramsWeek 6 updateThis week,
I made several modifications to the Summary
 P7230026.JPGP7230031.JPG 
  7063   Wed Aug 1 10:07:16 2012 LizUpdateComputer Scripts / ProgramsWeek 7 UpdateOver the past week, I have continued refining the summary   
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