40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log, Page 4 of 171  Not logged in ELOG logo
New entries since:Wed Dec 31 16:00:00 1969
Entry  Mon Jun 27 13:25:50 2022, Cici, Update, General, Characterizing the Transfer Loop TF_measurement_b.pngtransfer_function_mag_fit.pngtransfer_function_phase_fit.pngcontrol_flow.png
Entry  Fri Jun 24 12:13:16 2022, JC, Update, IOO, WFS issues WFS.png
    Reply  Sat Jun 25 14:29:48 2022, Anchal, Update, IOO, WFS issues 
       Reply  Sat Jun 25 20:23:59 2022, Koji, Update, IOO, WFS issues Screen_Shot_2022-06-25_at_20.23.21.pngScreen_Shot_2022-06-25_at_20.29.24.png
          Reply  Mon Jun 27 12:32:45 2022, yuta, Update, IOO, WFS issues fixed 
Entry  Sat Jun 25 22:18:41 2022, Tomislav, Update, ASC, Simulation and reality comparisons sens_output_comparison_23_6_new.pngcontr_out_comparison_23_6_new.pnglocal_damp_out_comp_23_6_new.png
Entry  Fri Jun 24 17:16:59 2022, Paco, Update, ALS, XAUX cable in control room 
Entry  Tue May 4 19:14:43 2021, Yehonathan, Update, General, OSEMs from KAGRA 
    Reply  Fri Jun 24 13:29:37 2022, Yehonathan, Update, General, OSEMs from KAGRA 
Entry  Thu Jun 23 15:05:01 2022, Water Monitor, Update, Upgrade, Water Bottle Refill 
Entry  Wed Jun 22 18:55:31 2022, yuta, Update, LSC, Daily alignment work; POY trouble solved Screenshot_2022-06-22_17-17-42_XYaligned.pngScreenshot_2022-06-22_18-58-26_Transmission.png
    Reply  Wed Jun 22 19:41:13 2022, Koji, Update, LSC, Daily alignment work; POY trouble solved 
Entry  Wed Jun 22 17:04:06 2022, Deeksha, Summary, Electronics, Characterising the AUX control loop after.jpegbefore.jpegfreq_response.png
Entry  Tue Jun 21 22:22:37 2022, Tomislav, Update, ASC, Plots sens_output_comparison_with_air_turbulence.png
Entry  Tue Jun 21 18:41:46 2022, Tomislav, Update, ASC, Simulation plot sens_output_comparison.png
Entry  Tue Jun 21 14:59:22 2022, Cici, Summary, General, AUX Transfer Function Loop Exploration 
Entry  Tue Jun 14 18:45:43 2022, Anchal, Update, SUS, LO2 lower magnets are stuck in coil, won't come off 
    Reply  Tue Jun 14 19:34:06 2022, yuta, Update, SUS, Resonant frequency identification from the free swing test 7x
       Reply  Thu Jun 16 18:30:07 2022, Anchal, Update, SUS, New diagonalized input matrices applied SUSInpMatDiag_MC1_MC2_MC3_BS_IMTX_ETMX_ETMY_AS1_AS4_SR2_PR2_PR3.pdf
          Reply  Tue Jun 21 08:36:50 2022, Anchal, Update, SUS, Diagonalized input matrices for LO1, freeSwing on ITMY and ITMX SUSInpMatDiag_LO1.pdf
    Reply  Wed Jun 15 15:07:07 2022, Koji, Update, SUS, LO2 SUS stuck fixed Screenshot_2022-06-15_15-00-22.pngScreenshot_2022-06-15_15-00-40.png
Entry  Mon Jun 20 19:46:04 2022, Tomislav, Update, ASC, Simulation plots pit_mot_cl_MCs.pngloc_damp_cl_MCs.pngcontr_output_cl_MCs.pngsens_output_cl_MCs.pngBS_motion_cl_MCs.png
Entry  Thu Apr 7 11:47:22 2022, Yehonathan, Update, BHD, Initial BHD modeling: AS - LO mode matching 
    Reply  Thu Apr 7 21:15:04 2022, Yehonathan, Update, BHD, Initial BHD modeling: AS - LO mode matching 
       Reply  Mon May 16 16:13:01 2022, Yehonathan, Update, BHD, Initial BHD modeling: Damped suspension model Damped_SUS.pngETMY_SUSPOS_GOL.pdfSUS_Response.png
          Reply  Thu Jun 16 17:40:15 2022, Yehonathan, Update, BHD, Comparison of MICH OLTF model with measurement MICH_Model_Measurement_Comparison.pdf
             Reply  Fri Jun 17 12:05:32 2022, Yehonathan, Update, BHD, Comparison of MICH OLTF model with measurement 
                Reply  Fri Jun 17 13:07:08 2022, Koji, Update, BHD, Comparison of MICH OLTF model with measurement 
Entry  Thu Jun 16 19:49:48 2022, Cici, Update, General, Using the SR785 
Entry  Wed Jun 15 17:12:39 2022, Cici, Summary, General, Preparation for AUX Loop Characterization 
Entry  Tue May 24 11:04:53 2022, JC, Update, VAC, Beginning Pumpdown PUMPDOWN-2022-05-24_16-57-59.pngC1VAC_Screenshot_2022-05-24_16-59-27.png
    Reply  Wed May 25 16:38:27 2022, yuta, Update, SUS, Suspensions quick health check Screenshot_2022-05-25_16-46-13.pngOSEMcheck.JPG
       Reply  Tue Jun 7 17:26:21 2022, yuta, Update, SUS, ITMY ULCOIL mystery not solved ULCoilInductance.JPGULCoilResistance.JPGWrongSetting.JPG
          Reply  Tue Jun 7 19:13:12 2022, yuta, Update, SUS, Agreement on suspension damping loop polarity conventions NoteBeforeChanges.JPG
             Reply  Fri Jun 10 15:02:04 2022, yuta, Update, SUS, Servo gain sign flipped for MC1 WFS relief Screenshot_2022-06-10_15-04-46.png
          Reply  Tue Jun 7 19:40:45 2022, Anchal, Update, SUS, ITMY changed output matrix to disable use of UL coil ITMY_PIT_to_POS-PIT-YAW_Coupling.pdfITMY_YAW_to_POS-PIT-YAW_Coupling.pdf
          Reply  Wed Jun 8 18:16:20 2022, yuta, Update, SUS, ITMY ULCOIL mystery: Coil driver swap test Screenshot_2022-06-08_18-10-44.pngSWAP.JPG
             Reply  Thu Jun 9 23:08:39 2022, rana, Update, SUS, ITMY ULCOIL mystery: Coil driver swap test 
                Reply  Fri Jun 10 13:02:14 2022, yuta, Update, SUS, ITMY ULCOIL mystery: Coil driver swap test 
                   Reply  Fri Jun 10 15:04:23 2022, rana, Update, SUS, ITMY ULCOIL mystery: Coil driver swap test 
                      Reply  Fri Jun 10 21:10:01 2022, yuta, Update, SUS, ITMY ULCOIL mystery: Coil driver swap test 
                         Reply  Wed Jun 15 17:03:17 2022, yuta, Update, SUS, ITMY ULCOIL issue solved, loose connection in sat amp box Measured16Ohms.JPGSatAmpTerminator.JPGBAD.JPGSUCCESSFUL_KICK.png
       Reply  Wed Jun 15 15:45:37 2022, yuta, Update, SUS, LO1 LLCOIL now working, it was loose connection Measurement.JPGBAD.JPGScreenshot_2022-06-15_15-59-05.png
    Reply  Wed Jun 15 07:26:35 2022, JC, Update, VAC, Beginning Pumpdown 
Entry  Fri Jun 10 20:11:46 2022, yuta, Update, ASC, Yarm ASS re-tuning in progress Screenshot_2022-06-10_20-10-52.png
    Reply  Mon Jun 13 20:26:09 2022, yuta, Update, ASC, Yarm ASS re-tuning in progress -part 2- Screenshot_2022-06-13_20-47-12.pngScreenshot_2022-06-13_20-44-43.png
       Reply  Tue Jun 14 20:57:15 2022, Anchal, Update, ASC, Yarm ASS working now 
Entry  Tue Jun 14 08:41:36 2022, JC, Update, OPLEV Tables, BS Oplev Table Sketch BS_OPLEV_Table.PNG
Entry  Fri Jun 10 13:52:22 2022, JC, Update, OPLEV Tables, ITMX, ITMY, and Vertex Table Beam Paths DCE4F1D7-5AE0-491C-8AF6-F8B659C0787E_1_105_c.jpeg4B24C891-654D-4C51-A8D9-D316364FCF68_1_105_c.jpegF5B115E5-885F-463C-9645-BB2EB73B6144_1_201_a.jpeg
Entry  Wed Jun 8 16:57:46 2022, Koji, Update, IOO, Power Outage 220608: IMC restored 
Entry  Wed Jun 8 16:33:26 2022, Koji, Update, General, Power Outage 220608: HVAC restored 
Entry  Wed Jun 8 16:03:12 2022, Koji, Update, VAC, Power Outage 220608: Vacuum Recovery Screenshot_2022-06-08_16-43-13.png
Entry  Tue Jun 7 18:32:46 2022, Deeksha, Update, Electronics, Noise Budgeting ADC (of redpitaya) ch1_0.5V.pngch2_0.0V.png
Entry  Mon Jun 6 21:01:22 2022, yuta, Update, IMC, MC1 OSEM sensor sign flipped, MC1/2/3 free swinging overnight for inmat diagonalization Screenshot_2022-06-06_21-05-28.png
    Reply  Mon Jun 6 22:08:55 2022, Koji, Update, IMC, MC1 OSEM sensor sign flipped, MC1/2/3 free swinging overnight for inmat diagonalization 
Entry  Mon Jun 6 16:09:23 2022, rana, Configuration, DetChar, Summary Pages: seis BLRMS 
Entry  Mon Jun 6 09:37:16 2022, JC, Update, SUS, InMatCalc 
Entry  Wed Jun 1 12:56:44 2022, Paco, Summary, Electronics, STEMlab 125 handout 
Entry  Tue May 31 17:30:01 2022, Yehonathan, Update, BHD, Green shutters fixed 
    Reply  Wed Jun 1 11:56:28 2022, yuta, Update, ALS, Shutter driver for GRY replaced Screenshot_2022-06-01_12-01-53.png
Entry  Fri May 27 12:15:30 2022, JC, Update, Electronics, CRT TV / Monitor 6 
    Reply  Tue May 31 14:44:02 2022, JC, Update, Electronics, CRT TV / Monitor 6 
Entry  Fri May 27 17:46:48 2022, Paco, Summary, Computers, CDS upgrade visit, downfall and rise of c1lsc models 
Entry  Mon May 16 14:46:35 2022, Tommy, Update, Electronics, RFSoC MTS Work 
    Reply  Fri May 27 15:53:17 2022, Tommy, Update, Electronics, RFSoC MTS Work 
Entry  Thu May 26 15:55:10 2022, Tommy, Update, Electronics, RFSoC Power Spectrum Screen_Shot_2022-06-02_at_2.51.23_PM.png
Entry  Tue May 3 21:05:23 2022, yuta, Update, BHD, AS path alignment, removing a lot of green stuff 7x
    Reply  Wed May 4 13:09:42 2022, Anchal, Update, BHD, IMC table balanced again, IMC is locking, YARM is locking 
       Reply  Wed May 4 15:08:59 2022, Tega, Update, BHD, XARM alignment to get flashing IFO_XY_ARMS_Flashing.png
          Reply  Wed May 4 18:52:43 2022, Tega, Update, BHD, POP beam too high at POP SM4 on the ITMX chamber snnp_pr2_pr3_itmy_aligment.png
             Reply  Thu May 5 14:46:22 2022, Anchal, Update, BHD, POP beam height lowered, POP_SM4 raised 
                Reply  Thu May 5 17:05:31 2022, Tega, Update, BHD, IMC & X/Y-arm alignment IFO_aligment_Y_locking_on.png
                Reply  Mon May 9 18:43:03 2022, Anchal, Update, BHD, ITMX table layout corrected 
                   Reply  Mon May 9 18:49:05 2022, Tega, Update, BHD, Relocate green TRX and TRY PDs/cams/optics from PSL table to BS table IMG_20220509_184439943.jpgIMG_20220509_184154722.jpg
                      Reply  Tue May 10 15:46:38 2022, JC, Update, BHD, Relocate green TRX and TRY components from PSL table to BS table IMG_0741.jpegIMG_0753.jpeg
                         Reply  Tue May 10 18:25:43 2022, Paco, Update, BHD, Green Transmission path 
                   Reply  Tue May 10 16:31:14 2022, Tega, Update, BHD, ITMX optlev return beam steered to QPD 
       Reply  Fri May 6 13:48:34 2022, Anchal, Update, BHD, WFS loop instability fixed 
    Reply  Thu May 12 19:55:01 2022, Tega, Update, BHD, AS path alignment AS.JPGOMCchamber.JPG
       Reply  Thu May 12 20:11:18 2022, Anchal, Update, BHD, BHDBS Output beams steered out to ITMY table signal-2022-05-12-201844.jpeg
          Reply  Thu May 12 20:24:29 2022, yuta, Update, BHD, POX and POY investigation POY.JPG
       Reply  Mon May 16 13:22:59 2022, yuta, Update, BHD, REFL and AS paths aligned at AP table REFLPOP.JPGPOPAS.JPG
          Reply  Mon May 16 19:14:17 2022, Anchal, Update, BHD, Camera set on AS path and BHDBS output path 
             Reply  Tue May 17 18:43:38 2022, Anchal, Update, BHD, Placed SRM in ITMY Chamber 
                Reply  Wed May 18 08:30:29 2022, Paco, Update, BHD, SRM OpLev 
                   Reply  Thu May 19 08:51:40 2022, Paco, Update, BHD, SRM OpLev 
                Reply  Wed May 18 09:02:52 2022, Anchal, Update, BHD, WFS1 PD centered 
                Reply  Wed May 18 17:23:15 2022, Anchal, Update, BHD, Placed PRM in BS Chamber 
                   Reply  Thu May 19 18:56:08 2022, yuta, Update, BHD, Current OSEM sensor values with all the suspensions aligned OSEMS.txt
                   Reply  Thu May 19 19:05:59 2022, Anchal, Update, BHD, BS Chamber all work finished, BHD path setup 
                      Reply  Fri May 20 20:03:48 2022, Paco, Update, BHD, ITMY chamber work finished - LO and AS overlapped Screenshot_2022-05-20_20-38-25.pngOSEMs.txt
                         Reply  Mon May 23 13:16:59 2022, Paco, Update, BHD, End of vent - checks OSEMs20220523.txtScreenshot_2022-05-23_13-24-06_IFOaligned_GTRY_still_clipping_but_less.pngPR3position.JPG
                            Reply  Tue May 24 15:21:13 2022, Anchal, Update, BHD, Freeswing tests of new SOS started 
Entry  Fri May 20 12:42:23 2022, Tega, Update, VAC, Door installation on the end stations 
Entry  Sat May 14 08:36:03 2022, Chris, Update, DAQ, DAQ troubleshooting 
    Reply  Mon May 16 10:49:01 2022, Anchal, Update, DAQ, DAQ troubleshooting 
       Reply  Mon May 16 12:59:27 2022, Chris, Update, DAQ, DAQ troubleshooting timeseries.pngerr.png
Entry  Fri May 13 14:26:00 2022, JC, Update, Alignment, LO2 Beam 
    Reply  Fri May 13 18:42:13 2022, Paco, Update, Alignment, ITMX and ITMY sat amp failures 
Entry  Thu May 12 13:46:59 2022, Jc, Update, Alignment, POP Beam IMG_0777.jpeg
    Reply  Thu May 12 17:20:08 2022, Paco, Update, Alignment, POP Beam on CCD PXL_20220513_002047233.jpg
Entry  Wed May 11 15:49:42 2022, JC, Update, OPLEV Tables, Green Beam OPLEV Alignment IMG_0770.jpeg
Entry  Mon May 9 22:19:06 2022, Koji, Update, BHD, BHD Platform Progress status Screenshot_2022-05-09_220220.pngScreenshot_2022-05-09_222405.png
    Reply  Mon May 9 23:18:44 2022, Koji, Update, BHD, BHD Platform Progress status 6x
Entry  Mon Apr 18 16:09:07 2022, Yehonathan, Update, BHD, BHD Readout simulation BHD_Simulink_Sketch.drawio.pdf
    Reply  Tue May 3 21:07:17 2022, Yehonathan, Update, BHD, BHD Readout simulation 
       Reply  Thu May 5 17:50:48 2022, Yehonathan, Update, BHD, BHD Readout simulation BHD_controls_40m_MICH.pdf
Entry  Tue Feb 1 15:33:28 2022, Koji, Summary, BHD, Optomechanics configuration for the in-vacuum aux small optics Invac_opto_mechanics_v2.pdf
    Reply  Wed Feb 2 18:55:58 2022, Koji, Summary, BHD, Optomechanics configuration for the in-vacuum aux small optics Screen_Shot_2022-02-02_at_6.46.46_PM.png
       Reply  Wed Feb 2 21:16:23 2022, Koji, Summary, BHD, Optomechanics configuration for the in-vacuum aux small optics PXL_20220203_050156031.jpg
       Reply  Thu Apr 28 11:53:10 2022, Anchal, Summary, BHD, POP_SM4 and POP_SM5 Assembly 
          Reply  Tue May 3 14:02:09 2022, Anchal, Summary, BHD, Installed POP path in ITMX Chamber 
    Reply  Thu Apr 14 10:18:35 2022, Paco, Summary, BHD, 2 in oplev mirrors incompatible with LMR2V 
       Reply  Thu Apr 14 18:34:51 2022, Paco, Summary, BHD, ITMY Oplev reinstalled (Re: 2 in oplev mirrors incompatible with LMR2V) 
Entry  Fri Apr 29 08:34:40 2022, JC, Update, VAC, RGA Pump Down Screen_Shot_2022-04-29_at_8.46.53_AM.png
    Reply  Tue May 3 13:18:47 2022, JC, Update, VAC, RGA Pump Down 
Entry  Thu Apr 21 18:18:42 2022, yehonathan, Update, BHD, POX Alignment POX11_alignment.png
    Reply  Thu Apr 28 17:45:53 2022, Anchal, Update, BHD, POX Beam issues PXL_20220429_002703686.jpg
       Reply  Sat Apr 30 13:29:33 2022, Paco, Update, BHD, POX Beam issues --- fixed, ASL alignment on vertex chamber 
          Reply  Mon May 2 17:51:30 2022, Anchal, Update, BHD, POX Beam aligned on RFPD, YARM locked 
Entry  Wed Apr 27 10:05:55 2022, JC, Update, Coil Drivers, Coil Drivers Update 
    Reply  Mon May 2 13:30:52 2022, JC, Update, Coil Drivers, Coil Drivers Update 
Entry  Fri Apr 22 14:14:33 2022, Jordan, Update, VAC, TP3 Forepump tip seal replacement IMG_0572.jpegIMG_0573.jpeg
    Reply  Mon May 2 10:00:34 2022, Jordan, Update, VAC, TP3 Forepump tip seal replacement 
Entry  Wed Apr 27 16:28:57 2022, Anchal, Summary, BHD, BHD Upgrade - Retreiving arm cavity alignment 
    Reply  Thu Apr 28 09:12:18 2022, Anchal, Update, BHD, Restoring arm alignment 
       Reply  Thu Apr 28 18:07:04 2022, Anchal, Update, BHD, Restoring arm alignment at EOD 
Entry  Tue Apr 26 16:23:22 2022, Tommy, Update, Electronics, RFSoC2x2 MTS 
Entry  Mon Apr 25 18:00:03 2022, Ian MacMillan, Update, Upgrade, Cable supports update Chamber_Leg_Ribbon_Cable_Attachments.pdf
Entry  Thu Apr 21 10:35:23 2022, Koji, Update, CDS, DAQ seemed down 
    Reply  Mon Apr 25 17:24:06 2022, Anchal, Update, CDS, DAQ still down 
ELOG V3.1.3-