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IDup Date Author Type Category Subject Text Attachments
  5287   Tue Aug 23 11:57:22 2011 kiwamuUpdateSUSfree swinging test during lunch timeexcited all the optics. (with ITMY WTF
OFF)
Tue Aug 23 11:52:52 PDT 2011
  
  5288   Tue Aug 23 14:49:14 2011 jamie, jenne, kiwamu, suresh, keikoUpdateSUSAdjustment of ETMY, issue with ITMY whiteningBefore lunch we took a closer look at two
of the suspensions that were most problematic:
ITMY and ETMY.  Over lunch we took new
 ITMY.pngETMY.png 
  5289   Tue Aug 23 16:23:33 2011 JenneUpdateVACAccess connector in place[Steve, Bob, Jamie, Kiwamu, Valera, Jenne]
The access connector is now in place,
in preparation for pump-down.  Tomorrow
  
  5290   Tue Aug 23 17:21:45 2011 kiwamuUpdateSUSfree swinging test for ETMY 
Excited ETMY
Tue Aug 23 17:20:45 PDT 2011
  
  5291   Tue Aug 23 17:45:22 2011 jamieUpdateSUSITMX, ITMY, ETMX clamped and moved to edge of tablesIn preparation for tomorrow's drag wiping
and door closing, I have clamped ITMX, ITMY,
and ETMX with their earthquake stops and
  
  5292   Tue Aug 23 17:51:37 2011 KeikoUpdateLSCTolerance of PRC, SRC, MICH length = 2 mm ?Keiko,
Kiwamu
We noticed that we have used wrong
  
  5293   Tue Aug 23 18:25:56 2011 jamieUpdateSUSSRM diagnalization OKBy looking at a longer data stretch for
the SRM (6 hours instead of just one), we
were able to get enough extra resolution
 SRM.png 
  5294   Wed Aug 24 09:11:19 2011 jamieUpdateSUSETMY SUS update: looks good. WE'RE READY TO CLOSEWe ran one more free swing test on ETMY
last night, after the last bit of tweaking
on the SIDE OSEM.  It now looks pretty
 ETMY.png 
  5295   Wed Aug 24 11:30:27 2011 jamie, jenne, kiwamu, suresh, steveUpdateSUSETMX wiped, replaced, door onWe've closed up ETMX:

    the optic was drag wiped

   the suspension tower was put back
  
  5296   Wed Aug 24 11:40:21 2011 jamie, jenne, kiwamu, suresh, steveUpdateSUSproblem with ITMXITMX was drag wiped, and the suspension
was put back into place.  However, after
removing all of the earthquake stops we found
  
  5297   Wed Aug 24 12:08:56 2011 jamieUpdateSUSITMX, ETMX, ETMY free swingingITMX: 998245556
ETMX, ETMY: 998248032
  
  5298   Wed Aug 24 16:13:36 2011 kiwamuUpdateSUSbroke UL magnet on ITMXI broke
the UL magnet on ITMX
  
  5299   Wed Aug 24 17:05:11 2011 JenneUpdateSUSBroken UL magnet on ITMX

    

       
            
  
  5300   Thu Aug 25 08:12:09 2011 steveUpdateSUSETMY & ITMY wiped, replaced, vac door on


   
        
            
  
  5301   Thu Aug 25 13:10:42 2011 JenneUpdateSUSDrag wipingAs we have seen in the past, both of the
ITMs were more dusty than the ETMs, presumably
because we have the vertex open much more
  
  5302   Thu Aug 25 15:20:03 2011 JenneUpdateSUSBroken UL magnet on ITMXDmass just reminded me that the usual procedure is to bake the   
  5303   Thu Aug 25 17:14:49 2011 steveUpdateVACclean room fashion changesJamie is modeling our next generation 
in-vac
& clean room bonny suit  that Jenne
 P1080185.JPGP1080183.JPG 
  5304   Thu Aug 25 17:40:07 2011 DmassUpdateComputer Scripts / Programselog broke, fixedelog died b/c someone somewhere did something
which may or may not have been innocuous.
I ran the script in /cvs/cds/caltech/elog
  
  5305   Thu Aug 25 17:57:35 2011 SureshUpdateSUSBroken UL magnet on ITMX
  
  5306   Fri Aug 26 07:53:59 2011 steveUpdateSUSBroken UL magnet on ITMX

    

       
            
  
  5307   Fri Aug 26 10:45:17 2011 steveUpdateGeneral crane at ETMY is fixed

    

       
            
 P1080190.JPGP1080188.JPG 
  5308   Fri Aug 26 15:30:36 2011 JenneUpdateSUSITMX magnet reglued[B][COLOR=green][SIZE=3][SIZE=2]The ITMX UL
magnet has been reglued. [/SIZE][/SIZE][/COLOR][/B]
  
  5309   Fri Aug 26 15:59:33 2011 steveUpdateGeneraldrawer cabinet moves inmanufacturer
info
Jamie and Shuresh moved in Jenne's
 P1080192.JPG 
  5310   Fri Aug 26 16:17:31 2011 JenneUpdateGeneraldrawer cabinet moves in

    
        
  
  5311   Sat Aug 27 14:33:04 2011 JenneUpdateSUSITMX magnet statusAs I feared, since I couldn't see the magnet-to-dumbbell
joint from all angles, they ended up being
off by ~1/3 of a magnet diameter. 
  
  5312   Sat Aug 27 15:47:59 2011 ranaUpdateCDSOSEM noise / nullstream and what does it mean for satellitesIn the previous
elog of mine, I looked at the nullstream
(aka butterfly mode) to find out if the intrinsic
 Untitled.png 
  5313   Sat Aug 27 20:38:17 2011 SureshUpdateIOOLight is back on WFS[Valera, Suresh]
   We wanted to continue
the work with WFS servo loops.  As the
  
  5314   Sun Aug 28 20:15:11 2011 JenneUpdateSUSITMX magnet status

    
        
  
  5315   Sun Aug 28 22:49:40 2011 SureshUpdateCDSfb downI recompiled c1ioo after making some changes
and restarted fb. (about 9:45 - 10PM PDT) 
But it failed to restart.  It responds
  
  5316   Mon Aug 29 00:49:00 2011 kiwamuUpdateCDSRe : fb downFb is in
a bad situation. It needs a MANUAL fsck to
  
  5317   Mon Aug 29 12:05:32 2011 jamieUpdateCDSRe : fb downfb was requiring manual fsck on it's disks
because it was sensing filesystem errors. 
The errors had to do with the filesystem
  
  5318   Mon Aug 29 16:27:34 2011 ManuelConfigurationSUSSUS Summary ScreenI edited the C1SUS_SUMMARY.adl file and
set the channels in alarm mode to show the
values in 
  
  5319   Mon Aug 29 18:16:10 2011 jamieUpdateCDSRe : fb downfb is now up and running, although the
/frames raid is still undergoing an fsck
which is likely take another day.  Consequently
  
  5320   Mon Aug 29 18:24:11 2011 jamieUpdateSUSITMY stuck to OSEMs?ITMY, which is supposed to be fully free-swinging
at the moment, is displaying the tell-tale
signs of  being stuck to one of it's
  
  5321   Mon Aug 29 19:14:31 2011 SureshUpdateIOOWFS phase adjustments[Valera, Suresh]
1) To see if there are significant
dark-offsets on the WFS sensors we closed
 Screenshot-1.png 
  5322   Tue Aug 30 10:49:29 2011 steveUpdateSUSBS & PRM damping restoredI have restored the damping of BS and PRM.
Today is janitor day. He is shaking things
around the lab.
  
  5323   Tue Aug 30 11:28:56 2011 jamieUpdateCDSframebuilder back upThe fsck on the framebuilder (fb) raid
array (/dev/sda1) completed overnight without
issue.  I rebooted the framebuilder
  
  5324   Tue Aug 30 11:42:29 2011 jamieUpdateCDStestpoint.par file found to be completely emptyThe testpoint.par file, located at /opt/rtcds/caltech/c1/target/gds/param/testpoint.par,
which tells GDS processes where to find the
various awgtpman processes, was completely
  
  5325   Tue Aug 30 14:33:52 2011 jamieUpdateCDSall front-ends back up and runningAll the front-ends are now running. 
Many of them came back on their own after
the testpoint.par
  
  5326   Tue Aug 30 14:44:06 2011 kiwamuUpdateSUSITMY released without opening chambersThe
ITMY mirror was released. The OSEM readouts
became healthy.
  
  5327   Tue Aug 30 17:31:55 2011 SureshUpdateIOOC1IOO model reverted and fb restartedI reverted
the C1IOO model to the last working version
and restarted the fb at this time..Tue Aug
  
  5328   Wed Aug 31 11:37:56 2011 steveUpdateGreen Lockingshutter in place at east endUniblitz mechanical shutter installed in
the green beam path at ETMY-ISCT  The
remote control cable has not been connected.
  
  5329   Wed Aug 31 14:50:18 2011 kiwamuUpdatePhotospictures of OSEMsThe pictures that we took are now on the
Picasa web site. Check it out.
  
  5330   Wed Aug 31 16:18:25 2011 JenneUpdateGeneralNew Optics Drawers[Kiwamu, Manuel, Jenne]
The new optics storage drawers have
been populated with optics.  Each drawer
  
  5331   Thu Sep 1 11:03:22 2011 steveUpdateVACback ground rga scanThe RGA back ground at day 29 of this vent.  v70-bg-d29scan.jpgvent70tempres.jpg 
  5332   Thu Sep 1 15:07:45 2011 steveUpdateSUSwhy ITMY is moving more ?Atm1, ITMY and the SRM are on the same
isolation stack.  So why does 
the SRM move twice as much?
 itmy_srm_etmx.jpgP8220152.JPG 
  5333   Thu Sep 1 15:59:46 2011 steveUpdateSUSlight doors on at the ITMsSuresh, Kiwamu and Steve
Heavy chamber doors replaced by light
ones at  ITMX-west and ITMY-north locations.
  
  5334   Fri Sep 2 04:41:35 2011 KeikoUpdateLSCTolerance of PRC, SRC, MICH length = 5 mm ? Keiko,
Kiwamu
 MATRIX.pngdphase.png 
  5335   Fri Sep 2 13:12:08 2011 kiwamuUpdateIOOtriple resonant box : ready to installThe triple
resonant box was checked again. Each resonant
 refl_eom.png 
  5336   Fri Sep 2 15:56:32 2011 KojiUpdateIOOtriple resonant box : ready to installWhat are the reflected RF powers for those
frequencies? 
Is the 29.5MHz more problem than the
  
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