Reports until 18:37, Wednesday 23 November 2022
H1 CAL
louis.dartez@LIGO.ORG - posted 18:37, Wednesday 23 November 2022 - last comment - 16:11, Thursday 01 December 2022(65973)
CALIBRATION UPDATED: Fudges Reconciled, Systematic Error /Different/, Not Necessarily Better

J. Kissel, L. Dartez

We took calibration sweeps of the actuation and sensing functions as per Jeff's instructions. The optical gain and actuator strength were updated as recommended by LHO alog 65497 using the 20220527 values since the systematic error from today did not look significantly better than what we had pre-vent. While the resulting systematic error is different, it's not particularly better or worse than before.

We've also made corrections to the latest pyDARM model parameter set from 20221118 (LHO alog 65860). File path: /ligo/gitcommon/Calibration/ifo/pydarmparams/pydarm_modelparams_PostO3_H1_20221118.ini

We tried to make the TDCFs functional using the 20221118 parameter set by using pyDARM to push modeled transfer functions at calibration line frequencies. This failed due to pyDARM issues that will need some debugging before we can resurrect the pyDARM functionality in LHO alog 65104.

We still need to process all of today's calibration measurements. A log of events can be found here.

 

Relevant Files:

/ligo/svncommon/CalSVN/aligocalibration/trunk/Runs/O3/H1/Measurements/FullIFOSensingTFs:
    - 2022-11-23_2106UTC_H1_PCALY2DARMTF_BB_3min.xml
    - 2022-11-23_2129UTC_H1_DARM_OLGTF_LF_SS_5to1100Hz_15min.xml
    - 2022-11-23_2129UTC_H1_PCAL2DARMTF_LF_SS_5to1100Hz_10min.xml
    - 2022-11-23_2236UTC_H1_PCALY2DARMTF_BB_3min.xml
    - 2022-11-23_2243UTC_H1_PCAL2DARMTF_LF_SS_5to1100Hz_10min.xml
    - 2022-11-23_2243UTC_H1_DARM_OLGTF_LF_SS_5to1100Hz_15min.xml
    - 2022-11-24_0002UTC_H1_PCALY2DARMTF_BB_3min.xml
    - 2022-11-24_0008UTC_H1_PCAL2DARMTF_LF_SS_5to1100Hz_10min.xml
    - 2022-11-24_H1_OMCDCPDSUM_to_DARMIN1.xml

/ligo/svncommon/CalSVN/aligocalibration/trunk/Runs/O3/H1/Measurements/FullIFOActuationTFs

    - 2022-11-23_H1SUSETMX_L1_iEXC2DARM_25min.xml
    - 2022-11-23_H1SUSETMX_L1_PCAL2DARM_8min.xml
    - 2022-11-23_H1SUSETMX_L2_iEXC2DARM_12min.xml
    - 2022-11-23_H1SUSETMX_L2_PCAL2DARM_6min.xml
    - 2022-11-23_H1SUSETMX_L3_iEXC2DARM_12min.xml
    - 2022-11-23_H1SUSETMY_L3_iEXC2DARM_12min.xml

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louis.dartez@LIGO.ORG - 16:11, Thursday 01 December 2022 (66131)

I erroneously saved (and reported) the L3 PCAL2DARM DTT template as 2022-11-23_H1SUSETMY_L3_iEXC2DARM_12min.xml. The CORRECT filename is 2022-11-23_H1SUSETMX_L3_PCAL2DARM_6min.xml. The correction has been committed to svn as well.