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ID Date Authorup Type Category Subject Text Attachments
  5151   Tue Aug 9 03:05:05 2011 kiwamuSummaryGeneralweekly reportSummary of the week ending Aug 8th.   
  5152   Tue Aug 9 10:15:25 2011 kiwamuUpdateGeneralin-vac work plan todayWe will
move on to the vertex region today.
  
  5153   Tue Aug 9 11:33:33 2011 kiwamuUpdateSUSRe: ETMX free swinging dataI believe that the 17 Hz broad structure on
SIDE is just because of a bad rotational
  
  5173   Wed Aug 10 14:30:55 2011 kiwamuUpdateIOORe: MC A2L alignmentI modified a set of the automated MC
locking scripts which are dedicated for the
low power MC.
  
  5189   Thu Aug 11 12:54:06 2011 kiwamuUpdateIOOMC spot positionsThe
spot positions on the MC mirrors were adjusted
by steering the MC mirrors, resulting in
 MCoffcenter.png 
  5203   Fri Aug 12 03:52:51 2011 kiwamuUpdateSUSPRM OSEM adjustment[Suresh / Kiwamu]
 We
  
  5204   Fri Aug 12 04:11:13 2011 kiwamuUpdateSUSfree swingingExcited all optics - -
Fri Aug 12 03:34:12 PDT 2011
997180467
  
  5219   Sat Aug 13 01:54:18 2011 kiwamuUpdateSUSPRM OSEM adjustment part IIAdjustment  before.pngafter.png 
  5220   Sat Aug 13 02:11:33 2011 kiwamuUpdateSUSfree swinging againI am leaving all of the suspensions
free swinging. They will automatically recover
  
  5221   Sat Aug 13 02:31:42 2011 kiwamuUpdateSUSRe: ETMY hopefully good againI guess the ETMY suspension is still fine.
Their OSEM DC voltage and the free swinging
spectra look healthy.
  
  5234   Sun Aug 14 22:48:37 2011 kiwamuUpdateSUSfree swinging againExcited all optics
Sun Aug 14 20:22:33 PDT 2011
997413768
  
  5235   Mon Aug 15 10:02:27 2011 kiwamuUpdateSUSBS OSEM adjustment done[Suresh / Kiwamu]
 Adjustment of the OSEMs on BS
  
  5236   Mon Aug 15 10:58:52 2011 kiwamuUpdateIOOMC misaligned a lotThis morning Steve and I opened the doors
on the IOO and OMC chamber to let the IR
beam go to MC.
  
  5238   Mon Aug 15 14:07:39 2011 kiwamuUpdateIOORe: MC misaligned a lotThe leveling
was still okay. The MC mirrors were realigned
  
  5245   Tue Aug 16 04:28:09 2011 kiwamuUpdateGeneraltoday's work to doThe
main goal of today is to extract the pick-off
beams 
  
  5246   Tue Aug 16 04:50:17 2011 kiwamuUpdateSUSfree swinging again Since Suresh and I changed the DC
biases on most of the suspension, the free
swingning spectra will be different from
  
  5251   Wed Aug 17 02:48:56 2011 kiwamuUpdateRF SystemRe: AM in the PM[Keiko / Suresh / Anamaria / Kiwamu]
 The AM
  
  5252   Wed Aug 17 03:10:06 2011 kiwamuUpdateGeneralcurrent status of in-vac work[Jamie / Suresh / Kiwamu] 
The in-vac
  
  5253   Wed Aug 17 06:42:38 2011 kiwamuUpdateGeneralin-vac work : the end is nearWe will pump
down the chambers on Thursday morning.
  
  5275   Mon Aug 22 02:43:28 2011 kiwamuUpdateGeneralin-vac work[Kieko / Kiwamu]
 The
AS beam shows a little bit of clipping and
  
  5279   Mon Aug 22 21:32:10 2011 kiwamuUpdateGeneralmore in-vac work : AS clipping fixed and OSEM/oplev adjustment[Keiko / Jenne / Jamie / Kiwamu]
 We
did the following things today :
  
  5282   Tue Aug 23 01:09:44 2011 kiwamuUpdateSUSfree swinging testexcited all the optics ---
Tue Aug 23 01:08:00 PDT 2011
998122096
  
  5285   Tue Aug 23 09:40:37 2011 kiwamuUpdateGeneralRe: AS clipping fixedIndeed it was suspenseful.
We
tried finding where the clipping happened,
  
  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
  
  5290   Tue Aug 23 17:21:45 2011 kiwamuUpdateSUSfree swinging test for ETMY 
Excited ETMY
Tue Aug 23 17:20:45 PDT 2011
  
  5298   Wed Aug 24 16:13:36 2011 kiwamuUpdateSUSbroke UL magnet on ITMXI broke
the UL magnet on ITMX
  
  5316   Mon Aug 29 00:49:00 2011 kiwamuUpdateCDSRe : fb downFb is in
a bad situation. It needs a MANUAL fsck to
  
  5326   Tue Aug 30 14:44:06 2011 kiwamuUpdateSUSITMY released without opening chambersThe
ITMY mirror was released. The OSEM readouts
became healthy.
  
  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.
  
  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 
  5337   Fri Sep 2 17:52:16 2011 kiwamuUpdateSUSITMX realignedThe new ITMX
was aligned by changing the DC biases.
  
  5338   Fri Sep 2 17:57:18 2011 kiwamuUpdateSUSRe: ITMY released without opening chambersIt
stacked again 
  
  5339   Sat Sep 3 14:47:50 2011 kiwamuUpdateIOOtriple resonant box : brief estimations about reflections and mode. depths(RF reflections)
The reflected RF power going back
to the RF generation box will be :
  
  5345   Tue Sep 6 17:48:57 2011 kiwamuUpdateSUSfree swinging test on ITMYTue Sep  6 17:48:02 PDT 2011
999391697
  
  5359   Wed Sep 7 16:21:35 2011 kiwamuUpdateLSCarm loss measurement : reslutsHere are the results of the arm loss measurements,
which I have done before the vent.
I ran the existing matlab script,
 Yarmloss.pngXarmloss.png 
  5360   Wed Sep 7 17:28:41 2011 kiwamuUpdateLSCX arm loss measurement : not goodThe measurement
itself wasn't good.
 Xarmlossmeasurement.png 
  5363   Wed Sep 7 21:45:16 2011 kiwamuUpdateVACpump stopped. Pressure is at 450 mtorrI stopped puming at 9:30 PM and the pressure
in P1 is at 450 mtorr.
I followed exactly he procedure that
 vacuum.png 
  5367   Thu Sep 8 20:13:24 2011 kiwamuUpdateIOOMC is back to full power[Suresh / Kiwamu]
 The
  
  5368   Fri Sep 9 11:59:58 2011 kiwamuUpdateIOOPZT1 doesn't workLast night I
noticed that PZT1 didn't work properly
  
  5369   Fri Sep 9 13:29:09 2011 kiwamuUpdateIOOa history of PZT mirrorSomething happened about 8 years ago.
Old
iLog entry by AJW (2003/Sep/8)
  
  5370   Fri Sep 9 14:55:03 2011 kiwamuUpdateSUSOSEM pictures on ITMsThe OSEM pictures taken in Sep/6 have
been uploaded to Picasa.
https://picasaweb.google.com/foteee
  
  5371   Fri Sep 9 16:16:59 2011 kiwamuUpdateIOOspot positions on MC mirrors (in-vac)The spot positions on the MC mirrors
were measured in the vacuum condition.
  
  5373   Fri Sep 9 20:52:59 2011 kiwamuUpdateIOOspot positions on MC mirrors (in-vac)The
spot positions on the MC mirrors were readjusted.
  
  5374   Sat Sep 10 01:36:15 2011 kiwamuUpdateASCinterferometer coarsely alignedThe
interferometer was coarsely aligned.
Now
  
  5375   Sat Sep 10 02:28:45 2011 kiwamuUpdateSUSfree swinging test in vacuum conditionAll the optcs were excited
Sat Sep 10 02:14:11 PDT 2011
999681266
  
  5384   Sun Sep 11 15:19:39 2011 kiwamuUpdateLSCphase delay in RF signalsA comment :
Since the LSC RFPD have a long cable
of more than 6 m, which rotates a 33 MHz
  
  5391   Mon Sep 12 23:54:10 2011 kiwamuUpdateIOOEOM resonant box installed[Mirko / Kiwamu]
 The
 EOM.pngbefore.pngafter.png 
  5392   Tue Sep 13 03:18:14 2011 kiwamuUpdateLSCY arm locking prep(Preparation of Y arm locking)
(A)
The f2a filters were newly designed and applied
 image.png 
  5398   Tue Sep 13 19:31:09 2011 kiwamuUpdateLSCY arm locking prepThe
Y arm has been locked with AS55. 
A
 Yarmlocked.png 
  5400   Wed Sep 14 01:17:51 2011 kiwamuUpdateLSCmeasurement of spot position on Y armThe spot
positions on ITMY and ETMY were measured
 misposition.png 
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