S230920al

Event ID: GW230920_071124 Trigger ID: S230920al cbc-workflow-o4a
Current version: 43d85b89 recorded 2026-07-28 13:35 UTC v3

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Selected version 5be159fd. Compared with previous version b5a5d7e9.

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Changes from previous version b5a5d7e9 to selected version 5be159fd

Change legend: Added exists only in the selected version; Removed exists only in the baseline; Changed has different values.

4 field changes.

  • Changed DetectorCharacterization › RecommendedDetectors › 0 › FrameType
    Baseline
    H1_HOFT_C00
    Selected
    H1_HOFT_C00_AR
  • Changed DetectorCharacterization › RecommendedDetectors › 0 › RecommendedChannel
    Baseline
    H1:GDS-CALIB_STRAIN_CLEAN
    Selected
    H1:GDS-CALIB_STRAIN_CLEAN_AR
  • Changed DetectorCharacterization › RecommendedDetectors › 1 › FrameType
    Baseline
    L1_HOFT_C00
    Selected
    L1_HOFT_C00_AR
  • Changed DetectorCharacterization › RecommendedDetectors › 1 › RecommendedChannel
    Baseline
    L1:GDS-CALIB_STRAIN_CLEAN
    Selected
    L1:GDS-CALIB_STRAIN_CLEAN_AR
View raw JSON diff

Technical inspection aid only. The semantic summary above remains authoritative.

Baseline b5a5d7e9

{"Info": {"Notes": []}, "Sname": "S230920al", "GraceDB": {"Events": [{"FAR": 6.68785e-11, "UID": "G439355", "Pbbh": 0.9933892826666774, "Pbns": 0.0, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.9933892826666774, "Skymap": "https://gracedb.ligo.org/api/events/G439355/files/cwb.multiorder.fits", "GPSTime": 1379229102.7344, "Pipeline": "CWB", "NetworkSNR": 10.928545191378403, "SourceClassification": "https://gracedb.ligo.org/api/events/G439355/files/cwb.p_astro.json"}, {"FAR": 1.417337e-08, "UID": "G439354", "XML": "https://gracedb.ligo.org/api/events/G439354/files/coinc.xml", "Pbbh": 0.94995182, "Pbns": 0.0, "H1SNR": 7.10702, "HasNS": 0.0, "L1SNR": 7.15996, "Mass1": 47.907457, "Mass2": 33.556811, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.94995182, "Skymap": "https://gracedb.ligo.org/api/events/G439354/files/bayestar.multiorder.fits", "Spin1z": -0.035416, "Spin2z": -0.035416, "GPSTime": 1379229102.723575, "Pipeline": "MBTA", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.088348, "PipelineHasNS": 0.0, "PipelineHasRemnant": 0.0, "SourceClassification": "https://gracedb.ligo.org/api/events/G439354/files/mbta.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G439353", "XML": "https://gracedb.ligo.org/api/events/G439353/files/coinc.xml", "Pbbh": 0.9999894194286553, "Pbns": 0.0, "H1SNR": 7.382308, "HasNS": 0.0, "L1SNR": 7.2836232, "Mass1": 43.538052, "Mass2": 32.584484, "Pnsbh": 0.0, "State": "preferred", "Pastro": 0.9999894194286553, "Skymap": "https://gracedb.ligo.org/api/events/G439353/files/bayestar.multiorder.fits", "Spin1z": -0.35306379, "Spin2z": -0.35306379, "GPSTime": 1379229102.729004, "Pipeline": "pycbc", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.37061419055235, "SourceClassification": "https://gracedb.ligo.org/api/events/G439353/files/pycbc.p_astro.json"}, {"FAR": 2.493468127795495e-05, "UID": "G439352", "XML": "https://gracedb.ligo.org/api/events/G439352/files/coinc.xml", "Pbbh": 0.03448512793657529, "Pbns": 0.0, "H1SNR": 6.3972306, "HasNS": 0.0, "L1SNR": 7.2205095, "Mass1": 56.208252, "Mass2": 33.97105, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.03448512793657532, "Skymap": "https://gracedb.ligo.org/api/events/G439352/files/bayestar.multiorder.fits", "Spin1z": 0.61044335, "Spin2z": -0.9578225, "GPSTime": 1379229102.733398, "Pipeline": "spiir", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 9.646777572402762, "SourceClassification": "https://gracedb.ligo.org/api/events/G439352/files/spiir.p_astro.json"}, {"FAR": 5.186392097836376e-13, "UID": "G439350", "XML": "https://gracedb.ligo.org/api/events/G439350/files/coinc.xml", "Pbbh": 0.9999989569351956, "Pbns": 2.0190216073214207e-23, "H1SNR": 6.9731598, "HasNS": 0.0, "L1SNR": 7.2910056, "Mass1": 39.187504, "Mass2": 40.860004, "Pnsbh": 1.5565835802201624e-21, "State": "neighbor", "Pastro": 0.9999989569351956, "Skymap": "https://gracedb.ligo.org/api/events/G439350/files/bayestar.multiorder.fits", "Spin1z": -0.04640625, "Spin2z": -0.04640625, "GPSTime": 1379229102.733729, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.08879181483942, "SourceClassification": "https://gracedb.ligo.org/api/events/G439350/files/gstlal.p_astro.json"}], "LastUpdate": "2024-03-04 11:03:41.663861", "Instruments": "H1,L1"}, "Lensing": {"Analyses": []}, "Cosmology": {"PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G439353/files/bayestar.multiorder.fits"}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "ParameterEstimation": {"Notes": [], "Status": "complete", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "GCN update sent with this run", "Results copied from /home/pe.o4/O4a/S230920al/online/bilby"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/bilby/G439353_config_complete.ini", "MD5Sum": "ae7b9454f9ee0dce1b9b39a8df866035", "DateLastModified": "2023/09/20 00:17:32"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/bilby/final_result/G439353_data0_1379229102-729004_analysis_H1L1_merge_result.hdf5", "MD5Sum": "bd398045ee07db34fd0986a7f22d5ac2", "DateLastModified": "2023/09/20 03:55:03"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4a/S230920al/online/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/summary/samples/posterior_samples.h5", "MD5Sum": "be85fc31096a13f407ad4822f7c28713", "DateLastModified": "2023/11/22 08:18:07"}, "WaveformApproximant": "IMRPhenomXPHM"}], "Analysts": [], "Reviewers": ["Gregory Ashton", "Naresh Adhikari"], "SafeSamplingRate": 4096.0, "IllustrativeResult": "online", "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "complete", "Analysts": ["Dishari Malakar", "dishari.malakar@ligo.org", "Adrian Helmling-Cornell", "ahelmlin@uoregon.edu", "Sophie Hourihane", "sophie.hourihane@ligo.org", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Francesco Di Renzo", "f.di-renzo@ip2i.in2p3.fr", "Siddharth Soni", "siddharth.soni@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202309/S230920al/index.html", "MD5Sum": "c1458138f60cdd58fe71507ed25ac044", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202309/S230920al/index.html", "DateLastModified": "2023/09/20 01:51:59"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 8.0, "RecommendedDetectors": [{"UID": "H1", "Notes": ["please also do a run with default settings"], "FrameType": "H1_HOFT_C00", "RecommendedChannel": "H1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "required", "RecommendedMinimumFrequency": 40}, {"UID": "L1", "Notes": ["please also do a run with default settings"], "FrameType": "L1_HOFT_C00", "RecommendedChannel": "L1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1"]}}

Selected 5be159fd

{"Info": {"Notes": []}, "Sname": "S230920al", "GraceDB": {"Events": [{"FAR": 6.68785e-11, "UID": "G439355", "Pbbh": 0.9933892826666774, "Pbns": 0.0, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.9933892826666774, "Skymap": "https://gracedb.ligo.org/api/events/G439355/files/cwb.multiorder.fits", "GPSTime": 1379229102.7344, "Pipeline": "CWB", "NetworkSNR": 10.928545191378403, "SourceClassification": "https://gracedb.ligo.org/api/events/G439355/files/cwb.p_astro.json"}, {"FAR": 1.417337e-08, "UID": "G439354", "XML": "https://gracedb.ligo.org/api/events/G439354/files/coinc.xml", "Pbbh": 0.94995182, "Pbns": 0.0, "H1SNR": 7.10702, "HasNS": 0.0, "L1SNR": 7.15996, "Mass1": 47.907457, "Mass2": 33.556811, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.94995182, "Skymap": "https://gracedb.ligo.org/api/events/G439354/files/bayestar.multiorder.fits", "Spin1z": -0.035416, "Spin2z": -0.035416, "GPSTime": 1379229102.723575, "Pipeline": "MBTA", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.088348, "PipelineHasNS": 0.0, "PipelineHasRemnant": 0.0, "SourceClassification": "https://gracedb.ligo.org/api/events/G439354/files/mbta.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G439353", "XML": "https://gracedb.ligo.org/api/events/G439353/files/coinc.xml", "Pbbh": 0.9999894194286553, "Pbns": 0.0, "H1SNR": 7.382308, "HasNS": 0.0, "L1SNR": 7.2836232, "Mass1": 43.538052, "Mass2": 32.584484, "Pnsbh": 0.0, "State": "preferred", "Pastro": 0.9999894194286553, "Skymap": "https://gracedb.ligo.org/api/events/G439353/files/bayestar.multiorder.fits", "Spin1z": -0.35306379, "Spin2z": -0.35306379, "GPSTime": 1379229102.729004, "Pipeline": "pycbc", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.37061419055235, "SourceClassification": "https://gracedb.ligo.org/api/events/G439353/files/pycbc.p_astro.json"}, {"FAR": 2.493468127795495e-05, "UID": "G439352", "XML": "https://gracedb.ligo.org/api/events/G439352/files/coinc.xml", "Pbbh": 0.03448512793657529, "Pbns": 0.0, "H1SNR": 6.3972306, "HasNS": 0.0, "L1SNR": 7.2205095, "Mass1": 56.208252, "Mass2": 33.97105, "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.03448512793657532, "Skymap": "https://gracedb.ligo.org/api/events/G439352/files/bayestar.multiorder.fits", "Spin1z": 0.61044335, "Spin2z": -0.9578225, "GPSTime": 1379229102.733398, "Pipeline": "spiir", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 9.646777572402762, "SourceClassification": "https://gracedb.ligo.org/api/events/G439352/files/spiir.p_astro.json"}, {"FAR": 5.186392097836376e-13, "UID": "G439350", "XML": "https://gracedb.ligo.org/api/events/G439350/files/coinc.xml", "Pbbh": 0.9999989569351956, "Pbns": 2.0190216073214207e-23, "H1SNR": 6.9731598, "HasNS": 0.0, "L1SNR": 7.2910056, "Mass1": 39.187504, "Mass2": 40.860004, "Pnsbh": 1.5565835802201624e-21, "State": "neighbor", "Pastro": 0.9999989569351956, "Skymap": "https://gracedb.ligo.org/api/events/G439350/files/bayestar.multiorder.fits", "Spin1z": -0.04640625, "Spin2z": -0.04640625, "GPSTime": 1379229102.733729, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.08879181483942, "SourceClassification": "https://gracedb.ligo.org/api/events/G439350/files/gstlal.p_astro.json"}], "LastUpdate": "2024-03-04 11:03:41.663861", "Instruments": "H1,L1"}, "Lensing": {"Analyses": []}, "Cosmology": {"PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G439353/files/bayestar.multiorder.fits"}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "ParameterEstimation": {"Notes": [], "Status": "complete", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "GCN update sent with this run", "Results copied from /home/pe.o4/O4a/S230920al/online/bilby"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/bilby/G439353_config_complete.ini", "MD5Sum": "ae7b9454f9ee0dce1b9b39a8df866035", "DateLastModified": "2023/09/20 00:17:32"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/bilby/final_result/G439353_data0_1379229102-729004_analysis_H1L1_merge_result.hdf5", "MD5Sum": "bd398045ee07db34fd0986a7f22d5ac2", "DateLastModified": "2023/09/20 03:55:03"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4a/S230920al/online/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230920al/online/summary/samples/posterior_samples.h5", "MD5Sum": "be85fc31096a13f407ad4822f7c28713", "DateLastModified": "2023/11/22 08:18:07"}, "WaveformApproximant": "IMRPhenomXPHM"}], "Analysts": [], "Reviewers": ["Gregory Ashton", "Naresh Adhikari"], "SafeSamplingRate": 4096.0, "IllustrativeResult": "online", "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "complete", "Analysts": ["Dishari Malakar", "dishari.malakar@ligo.org", "Adrian Helmling-Cornell", "ahelmlin@uoregon.edu", "Sophie Hourihane", "sophie.hourihane@ligo.org", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Francesco Di Renzo", "f.di-renzo@ip2i.in2p3.fr", "Siddharth Soni", "siddharth.soni@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202309/S230920al/index.html", "MD5Sum": "c1458138f60cdd58fe71507ed25ac044", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202309/S230920al/index.html", "DateLastModified": "2023/09/20 01:51:59"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 8.0, "RecommendedDetectors": [{"UID": "H1", "Notes": ["please also do a run with default settings"], "FrameType": "H1_HOFT_C00_AR", "RecommendedChannel": "H1:GDS-CALIB_STRAIN_CLEAN_AR", "GlitchMitigationStatus": "required", "RecommendedMinimumFrequency": 40}, {"UID": "L1", "Notes": ["please also do a run with default settings"], "FrameType": "L1_HOFT_C00_AR", "RecommendedChannel": "L1:GDS-CALIB_STRAIN_CLEAN_AR", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1"]}}