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ID Date Author Type Category Subject Text Attachments
  16657   Thu Feb 10 15:41:00 2022 AnchalUpdateGeneralScheduled power outage recovery - Locking mode cleaner(s)I found out that the ESP300 service needs
to be run in root mode for it to be able
to connect to the USB port of HWP motor controller.
  
  16656   Thu Feb 10 14:39:31 2022 KojiSummaryComputersNetwork security issue resolved[Mike P / Koji / Tega / Anchal]

IMSS/LIGO IT notified us that "ILOM
ports" of one of our hosts on the "114"
 PXL_20220210_220816955.jpgPXL_20220210_220827167.jpg 
  16655   Wed Feb 9 16:43:35 2022 PacoUpdateGeneralScheduled power outage recovery - Locking mode cleaner(s)[Paco, Anchal]


We went in and measured
the power after the power splitting HWP at
  
  16654   Wed Feb 9 14:34:27 2022 IanSummaryComputer Scripts / ProgramsSUS Plant Plan for New OpticsRestarted the C1sim machine at about 12:30
to help diagnose a network problem. Everything
is back up and running
 SummaryMdemScreen.png 
  16653   Wed Feb 9 13:55:05 2022 KojiUpdateGeneralBringing back CDSGreat recovery work and cleaning of the
rebooting process.

I'm just curious: Did you observe
  
  16652   Wed Feb 9 11:56:24 2022 AnchalUpdateGeneralBringing back CDS[Anchal, Paco]

Bringing back CDS took a lot of
work yesterday. I'm gonna try to summarize
 Screenshot_2022-02-09_12-11-33.png 
  16651   Mon Feb 7 16:53:02 2022 KojiUpdateGeneralScheduled power outage recoveryI went to the X end and found it was warm.
Turned out that not all the A/Cs were on.
They were turned on now.
 PXL_20220208_001646282.jpgPXL_20220208_001657871.jpg 
  16650   Mon Feb 7 16:14:37 2022 TegaUpdateComputersrealtime system reboot problemI was looking into plotting temperature
sensor data trend and why we currently do
not have frame data written to file (on /frames)
  
  16649   Mon Feb 7 15:32:48 2022 YehonathanUpdateGeneralY End laser controllerI went to the Y end. The AUX laser was
on Standby. I pushed the Standby button.
The laser turned on and there was some green
  
  16648   Mon Feb 7 09:00:26 2022 PacoUpdateGeneralScheduled power outage recovery[Paco]

Started recovering from scheduled
(Feb 05) power outage. Basically, time-reversing
  
  16647   Fri Feb 4 10:21:39 2022 AnchalSummaryGeneralComplete lab shutdownPlease edit this same
entry throughout the day for the shutdown
 Vac_Status_Screenshot_2022-02-04_10-19-24.png 
  16646   Fri Feb 4 10:04:47 2022 ChubUpdateGeneraldish soap and clean scrub sponges!Bought dish soap and scrub sponges today
and placed them under the sink with the other
dish supplies.
 40m_supplies.jpg 
  16645   Thu Feb 3 17:15:23 2022 TegaSummaryComputer Scripts / ProgramsSUS Plant Plan for New OpticsFinally got the SIMPLANT damping to work
following Rana's suggestion to try damping
one DoF at a time, woo-hoo!
 Screen_Shot_2022-02-03_at_8.23.07_PM.png 
  16644   Thu Feb 3 14:47:12 2022 ChubUpdateElectronicsnew UPS in placeReceived the new 1100VA APC UPS today and
placed it at the bottom of the valve rack. 
I'd connected the battery and plugged
  
  16643   Thu Feb 3 10:25:59 2022 JordanUpdateVACTP1 and Manual Gate Valve InstallJordan, Chub

Chub and I installed the new manual
gate valve (Nor-Cal GVM-6002-CF-K79) and
 20220203_101455.jpg20220203_094831.jpg20220203_094823.jpg 
  16641   Wed Feb 2 21:16:23 2022 KojiSummaryBHDOptomechanics configuration for the in-vacuum aux small opticsAsked Jordan to clean 2x 1.5" posts
(0.5 dia) and a washer with 1" dia.

 
 PXL_20220203_050156031.jpg 
  16640   Wed Feb 2 18:55:58 2022 KojiSummaryBHDOptomechanics configuration for the in-vacuum aux small opticsHere is more detail of the POP_SM4
mount assembly.

It's a combination of BA2V
 Screen_Shot_2022-02-02_at_6.46.46_PM.png 
  16639   Wed Feb 2 16:32:02 2022 AnchalSummaryBHDPart IX of BHR upgrade - AS1 free swing test still not goodWe still did not get a good AS1 free swinging
spectrum. It seems the Side OSEM is reporting
coupling to too many DOFs and some extra
 AS1_FreeSwingData_PeakFitting_20220125.pdfAS1_SUS_InpMat_Diagnolization_20220202.pdf 
  16638   Wed Feb 2 16:27:57 2022 AnchalSummaryBHDPart III of BHR upgrade - PR3 inpute matrix diagonalizedThe
free swinging test was successful. I
ran the input matrix diagonalization code
 PR3_FreeSwingData_PeakFitting_20220125.pdfPR3_SUS_InpMat_Diagnolization_20220202.pdf 
  16637   Wed Feb 2 16:22:00 2022 AnchalSummaryBHDPart III of BHR upgrade - PR2 inpute matrix diagonalizedThe
free swinging test was successful. I
ran the input matrix diagonalization code
 PR2_FreeSwingData_PeakFitting_20220125.pdfPR2_SUS_InpMat_Diagnolization_20220202.pdf 
  16636   Tue Feb 1 20:16:09 2022 TegaUpdateBHDPR2 candidate mirror analysisgit repo: git@git.ligo.org:tega-edo/charmirrormap.git

The analysis code takes in a set
of raw images, 10 in our case,  for
 PR2_M2_data.pngPR2_M2_recon_FoV_10mm.pngPR2_M2_residual_FoV_10mm.png 
  16635   Tue Feb 1 15:33:28 2022 KojiSummaryBHDOptomechanics configuration for the in-vacuum aux small opticsI've summarized the optomechanics configuration
for the in-vacuum aux small optics

It's not obvious here but the
 Invac_opto_mechanics_v2.pdf 
  16634   Mon Jan 31 10:39:19 2022 JordanUpdateVACTP1 and Manual Gate Valve RemovalJordan, Chub

Today, Chub and I removed TP1 and
the failed manual gate valve off of the pumping
 20220131_100637.jpg20220131_102807.jpg20220131_102818.jpg20220131_100647.jpg 
  16632   Fri Jan 28 16:35:18 2022 AnchalSummaryBHDAS1, PR2 and PR3 set to trigger free swing testAS1, PR2 and PR3 are set to o go through
a free swinging test at 3 am. We have used
this script 
  
  16631   Fri Jan 28 11:30:52 2022 KojiSummaryBHDPart III of BHR upgrade - PR2 OSEM finalized, reinsall LO1 OSEMsAll
green! Great work, Team!
  
  16630   Fri Jan 28 10:37:59 2022 PacoSummaryBHDPart III of BHR upgrade - PR2 OSEM finalized, reinsall LO1 OSEMs[Paco]

Thanks to Koji's hotfix on
the PR2 SatAmp box last evening, this morning
  
  16629   Thu Jan 27 20:46:38 2022 KojiSummaryBHDPart III of BHR upgrade - Install PR2, balance, and attempt OSEM tuning
Started debugging D1002818
/ S2100737
(8:30PM)
Confirmed the issue of
 Screen_Shot_2022-01-27_at_20.33.56.pngScreen_Shot_2022-01-27_at_21.30.16.png 
  16628   Thu Jan 27 18:03:36 2022 PacoSummaryBHDPart III of BHR upgrade - Install PR2, balance, and attempt OSEM tuning[Paco, Anchal, Tega]

After installing the short OSEMs
into PR2, we moved it into ITMX Chamber.
  
  16627   Thu Jan 27 17:57:35 2022 AnchalSummaryBHDPart III of BHR upgrade - Replaced small suspended PR3 with new SOS PR3 and OSEM tuning[Anchal, Paco]

We removed the old PR3 housed in
a tip-tilt style suspension and put it on
  
  16626   Thu Jan 27 16:40:57 2022 TegaSummaryComputer Scripts / ProgramsSUS Plant Plan for New Optics[Ian, Paco, Tega]

Last night we set up the four main
matrices that handle the conversion between
 simplant_control_1.pngsimplant_control_0.png 
  16625   Thu Jan 27 08:27:34 2022 PacoSummaryBHDPart IX of BHR upgrade - AS1 inspection and correction[Paco]

This morning, I went into ITMY
chamber to inspect AS1 after the free swinging
  
  16624   Tue Jan 25 18:37:12 2022 TYehonathanUpdateBHDPR2 SuspensionPR2's side magnet height was adjusted
and its roll was balanced (attachment 1,2).
I verified that the OpLev beam is still aligned.
 PR2_magnet_height.pngPR2_roll_balance.pngFreeSwingingSpectra_div_50mV.pdf 
  16623   Tue Jan 25 16:42:03 2022 AnchalSummaryBHDReduced filter gains in all damped new SOSI noticed that our current suspension damping
loops for the new SOS were railing the DAC
outputs. The reason being that cts2um module
  
  16622   Tue Jan 25 11:02:54 2022 AnchalSummaryBHDPart IX of BHR upgrade - AS1 free swing test failedFor some reasonf the free swing test showed
only one resonance peak (see attachment 1).
This probably happened because one of the
 AS1_freeSwingTestFailed.pdf 
  16621   Tue Jan 25 10:55:02 2022 AnchalSummaryBHDPart VIII of BHR upgrade - LO2 input matrix diagonalization performed.The free swinging test was successful.
I ran the input matrix diagonalization code
(/opt/rtcds/caltech/c1/Git/40m/scripts/SUS/InMAtCalc/sus_diagonalization.py)
  
  16620   Mon Jan 24 21:18:40 2022 PacoSummaryBHDPart IX of BHR upgrade - AS1 placed and OSEM tuned[Paco]

AS1 was installed in the ITMY chamber
today. For this I moved AS4 to its nominal
  
  16619   Mon Jan 24 20:48:48 2022 AnchalUpdateBHDAS4 Input Matrix Diagonalization performed. I agree. That's an interesting idea.
But does that mean that there is an always
working inverse matrix solution or that any
  
  16618   Mon Jan 24 18:53:09 2022 AnchalSummaryBHDPart VIII of BHR upgrade - LO2 placed and OSEMs tunedI placed LO2 in its planned position in
BS chamber, inserted the OSEMs, and tuned
their position to halfway brightness. At
  
  16617   Mon Jan 24 17:58:21 2022 YehonathanUpdateBHDPR2 SuspensionI picked up the PR2 mirrors (labeled M1,
M2) from Anchel's table and took them
to the cleanroom. By inspection, I spotted
  
  16616   Mon Jan 24 17:12:27 2022 ranaUpdateBHDAS4 Input Matrix Diagonalization performed. I think our
suspension input matrix diagonalization is
not so robust usually because
  
  16615   Mon Jan 24 17:10:25 2022 TegaSummaryComputer Scripts / ProgramsSUS Plant Plan for New Optics[Ian, Tega]

Connected the New SUS screens to
the controller for the simplant model. Because of
 Screen_Shot_2022-01-24_at_5.33.15_PM.png 
  16614   Mon Jan 24 12:33:41 2022 ranaConfigurationWikiAIC Wiki: txz files allowedI updated the mime.local.conf file for
the AIC Wiki so as to allow attachments with
the .txz
  
  16613   Fri Jan 21 16:40:10 2022 AnchalUpdateBHDAS4 Input Matrix Diagonalization performed. The free swinging test was successful.
I ran the input matrix diagonalization code
(/opt/rtcds/caltech/c1/Git/40m/scripts/SUS/InMAtCalc/sus_diagonalization.py)
 AS4_SUS_InpMat_Diagnolization_20220121.pdfAS4_FreeSwingData_PeakFitting_20220121.pdf 
  16612   Fri Jan 21 14:51:00 2022 KojiUpdateBHDV6-704/705 Mirror now @DownsCamille@Downs measured the surface of these
M1 and M2 using Zygo.
 M1.PNGM1_30mm.PNGM2.PNGM2_30mm.PNG 
  16611   Fri Jan 21 12:46:31 2022 TegaUpdateCDSSUS screen debuggingAll done (almost)! I still have not sorted
the issue of pitch and yaw gains growing
together when modified using ramping time.
 Custom_ADC_DAC_monitors.png 
  16610   Fri Jan 21 11:24:42 2022 AnchalSummaryBHDSR2 Input Matrix Diagonalization performed. The free swinging test
was successful. I ran the input matrix diagonalization
code (
 SR2_SUS_InpMat_Diagnolization_20220121.pdfSR2_FreeSwingData_PeakFitting_20220121.pdf 
  16609   Thu Jan 20 18:41:55 2022 AnchalSummaryBHDSR2 set to trigger free swing testSR2 is set to go through a free swinging
test at 3 am tonight. We have used this script
(Git/40m/scripts/SUS/InMatCalc/freeSwing.py)
  
  16608   Thu Jan 20 18:16:29 2022 AnchalUpdateBHDAS4 set to trigger free swing testAS4 is set to go through a free swinging
test at 10 pm tonight. We have used this
script (Git/40m/scripts/SUS/InMatCalc/
  
  16607   Thu Jan 20 17:34:07 2022 KojiUpdateBHDV6-704/705 Mirror now @DownsThe PR2 candidate V6-704/705 mirrors (Qty2)
are now @Downs. Camille picked them up for
the measurements.
 PXL_20220120_225248265_2.jpgPXL_20220120_225309361_2.jpg 
  16606   Thu Jan 20 17:21:21 2022 TegaUpdateSUSTemporary watchdogTemp software watchdog now operational
for LO1 and the remaining optics!

Koji helped me understand how to
  
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