S240915b

Event ID: GW240915_001357 Trigger ID: S240915b cbc-workflow-er16-o4b
Current version: 327b059a recorded 2026-07-28 13:42 UTC v3

History

Version history

Viewing version 2173c65e (historical) — not the current record

Selected version 2173c65e. Compared with previous version 9c6cd864.

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Changes from previous version 9c6cd864 to selected version 2173c65e

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

14 field changes.

  • Changed GraceDB › LastUpdate
    Baseline
    2024-09-14 19:31:40.933393
    Selected
    2024-09-15 20:34:20.231820
  • Added ParameterEstimation › IllustrativeResult
    Baseline
    Missing
    Selected
    online
  • Added ParameterEstimation › Notes › 0
    Baseline
    Missing
    Selected
    No posterior support for NSBH origin
  • Added ParameterEstimation › Notes › 1
    Baseline
    Missing
    Selected
    HLV event with very good localization
  • Added ParameterEstimation › Notes › 2
    Baseline
    Missing
    Selected
    Low-mass BBH with positive chi_eff
  • Added ParameterEstimation › Notes › 3
    Baseline
    Missing
    Selected
    Preferred pipeline pycbc gave p_NSBH around 0.14, so it is HIGH_PROFILE
  • Added ParameterEstimation › Results › 0 › Notes › 5
    Baseline
    Missing
    Selected
    Low-mass BBH, with very good localization
  • Added ParameterEstimation › Results › 0 › Notes › 6
    Baseline
    Missing
    Selected
    The issue was resolved initially with a blank sky volume plot, later fixed by Deep Chatterjee
  • Added ParameterEstimation › Results › 0 › Notes › 7
    Baseline
    Missing
    Selected
    The online run looked good and was used to update the skymap and release the GCN updates
  • Added ParameterEstimation › Results › 0 › Notes › 8
    Baseline
    Missing
    Selected
    The tight localization resulted in a failure of the sky volume plotting, which blocked the release of the GCN alert update
  • Changed ParameterEstimation › Results › 0 › ReviewStatus
    Baseline
    ongoing
    Selected
    pass
  • Added ParameterEstimation › Reviewers › 0
    Baseline
    Missing
    Selected
    aaron.zimmerman
  • Added ParameterEstimation › SkymapReleaseResult
    Baseline
    Missing
    Selected
    online
  • Changed ParameterEstimation › Status
    Baseline
    ongoing
    Selected
    complete
View raw JSON diff

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

Baseline 9c6cd864

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240915b", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 6.66987e-11, "UID": "G511911", "Pbbh": 0.9996807478820279, "Pbns": 0.0, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.9996807478820279, "Skymap": "https://gracedb.ligo.org/api/events/G511911/files/cwb.multiorder.fits", "GPSTime": 1410394455.7188, "Pipeline": "CWB", "NetworkSNR": 16.194190316283184, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511911/files/cwb.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G511909", "XML": "https://gracedb.ligo.org/api/events/G511909/files/coinc.xml", "Pbbh": 0.8589937380059585, "Pbns": 0.0, "H1SNR": 10.303054, "HasNS": 0.0, "L1SNR": 12.804358, "Mass1": 18.311173, "Mass2": 6.7444143, "Notes": [], "Pnsbh": 0.13947870596316314, "State": "preferred", "V1SNR": 3.5654435, "Pastro": 0.9984724439691216, "Skymap": "https://gracedb.ligo.org/api/events/G511909/files/bayestar.multiorder.fits", "Spin1z": 0.13498845, "Spin2z": 0.8838699, "GPSTime": 1410394455.714844, "Pipeline": "pycbc", "HasMassGap": 0.1322807065285652, "HasRemnant": 0.0, "NetworkSNR": 16.81716022234804, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511909/files/pycbc.p_astro.json"}, {"FAR": 4.003769e-20, "UID": "G511908", "XML": "https://gracedb.ligo.org/api/events/G511908/files/coinc.xml", "Pbbh": 1.0, "Pbns": 0.0, "H1SNR": 10.335891, "HasNS": 0.0, "L1SNR": 12.301045, "Mass1": 13.898092, "Mass2": 8.666162, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 3.482905, "Pastro": 1.0, "Skymap": "https://gracedb.ligo.org/api/events/G511908/files/bayestar.multiorder.fits", "Spin1z": 0.204427, "Spin2z": 0.204427, "GPSTime": 1410394455.713566, "Pipeline": "MBTA", "HasMassGap": 0.023018130966662834, "HasRemnant": 0.0, "NetworkSNR": 16.440103, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511908/files/mbta.p_astro.json"}, {"FAR": 1.943483063371332e-08, "UID": "G511904", "XML": "https://gracedb.ligo.org/api/events/G511904/files/coinc.xml", "Pbbh": 0.9046239854239541, "Pbns": 0.0, "H1SNR": 10.222404, "HasNS": 0.0, "L1SNR": 10.953836, "Mass1": 16.128532, "Mass2": 7.4838176, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 3.1781695, "Pastro": 0.9046239854239541, "Skymap": "https://gracedb.ligo.org/api/events/G511904/files/bayestar.multiorder.fits", "Spin1z": -0.071449444, "Spin2z": 0.97773671, "GPSTime": 1410394455.71875, "Pipeline": "spiir", "HasMassGap": 0.0753398033771258, "HasRemnant": 0.0, "NetworkSNR": 15.31616294734422, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511904/files/spiir.p_astro.json"}, {"FAR": 5.629493077204949e-33, "UID": "G511903", "XML": "https://gracedb.ligo.org/api/events/G511903/files/coinc.xml", "Pbbh": 0.9994404291651678, "Pbns": 4.532735499587891e-58, "H1SNR": 10.172716, "HasNS": 9.737809681257277e-05, "L1SNR": 12.427689, "Mass1": 25.801163, "Mass2": 5.1621695, "Notes": [], "Pnsbh": 0.0005595708348320944, "State": "neighbor", "V1SNR": 3.4534004, "Pastro": 0.9999999999999999, "Skymap": "https://gracedb.ligo.org/api/events/G511903/files/bayestar.multiorder.fits", "Spin1z": 0.44859374, "Spin2z": 0.44859374, "GPSTime": 1410394455.71882, "Pipeline": "gstlal", "HasMassGap": 0.08214592049074806, "HasRemnant": 0.0, "NetworkSNR": 16.42734219903542, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511903/files/gstlal.p_astro.json"}], "LastUpdate": "2024-09-14 19:31:40.933393", "Instruments": "H1,L1,V1"}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G511909/files/bayestar.multiorder.fits", "CosmologyRunsUsingThisSuperevent": []}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "CatalogTracking": {"Notes": [], "SearchResultStatuses": [], "ParameterEstimationStatuses": []}, "ParameterEstimation": {"Notes": [], "Status": "ongoing", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "When this file is updated add the contents as a comment on the relevant git issue.", "Perform a review of the online result and assess if it is sufficent for sending a skymap.", "Instructions can be found [here](https://git.ligo.org/pe/O4/o4b-rota/-/wikis/Review-instructions).", "Results copied from /home/pe.o4/O4b/S240915b/online/bilby"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/bilby/G511909_config_complete.ini", "MD5Sum": "5b074dbb97ec649120585ab3734c0c9c", "DateLastModified": "2024/09/14 17:20:50"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/bilby/final_result/G511909_data0_1410394455-7197266_analysis_H1L1V1_merge_result.hdf5", "MD5Sum": "be3d3a4c460db22b0d220580f41acc92", "DateLastModified": "2024/09/14 18:29:18"}, "Publications": [], "ReviewStatus": "ongoing", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240915b/online/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/summary/samples/posterior_samples.h5", "MD5Sum": "ffac62823e1494ffcfb4c6ae71e8265f", "DateLastModified": "2024/09/14 19:15:29"}, "WaveformApproximant": "IMRPhenomPv2"}], "Analysts": [], "Reviewers": [], "SafeSamplingRate": 4096.0, "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [], "Status": "unstarted", "Analysts": [], "Reviewers": [], "DQRResults": [], "RecommendedDetectors": [], "ParticipatingDetectors": []}}

Selected 2173c65e

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240915b", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 6.66987e-11, "UID": "G511911", "Pbbh": 0.9996807478820279, "Pbns": 0.0, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.9996807478820279, "Skymap": "https://gracedb.ligo.org/api/events/G511911/files/cwb.multiorder.fits", "GPSTime": 1410394455.7188, "Pipeline": "CWB", "NetworkSNR": 16.194190316283184, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511911/files/cwb.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G511909", "XML": "https://gracedb.ligo.org/api/events/G511909/files/coinc.xml", "Pbbh": 0.8589937380059585, "Pbns": 0.0, "H1SNR": 10.303054, "HasNS": 0.0, "L1SNR": 12.804358, "Mass1": 18.311173, "Mass2": 6.7444143, "Notes": [], "Pnsbh": 0.13947870596316314, "State": "preferred", "V1SNR": 3.5654435, "Pastro": 0.9984724439691216, "Skymap": "https://gracedb.ligo.org/api/events/G511909/files/bayestar.multiorder.fits", "Spin1z": 0.13498845, "Spin2z": 0.8838699, "GPSTime": 1410394455.714844, "Pipeline": "pycbc", "HasMassGap": 0.1322807065285652, "HasRemnant": 0.0, "NetworkSNR": 16.81716022234804, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511909/files/pycbc.p_astro.json"}, {"FAR": 4.003769e-20, "UID": "G511908", "XML": "https://gracedb.ligo.org/api/events/G511908/files/coinc.xml", "Pbbh": 1.0, "Pbns": 0.0, "H1SNR": 10.335891, "HasNS": 0.0, "L1SNR": 12.301045, "Mass1": 13.898092, "Mass2": 8.666162, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 3.482905, "Pastro": 1.0, "Skymap": "https://gracedb.ligo.org/api/events/G511908/files/bayestar.multiorder.fits", "Spin1z": 0.204427, "Spin2z": 0.204427, "GPSTime": 1410394455.713566, "Pipeline": "MBTA", "HasMassGap": 0.023018130966662834, "HasRemnant": 0.0, "NetworkSNR": 16.440103, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511908/files/mbta.p_astro.json"}, {"FAR": 1.943483063371332e-08, "UID": "G511904", "XML": "https://gracedb.ligo.org/api/events/G511904/files/coinc.xml", "Pbbh": 0.9046239854239541, "Pbns": 0.0, "H1SNR": 10.222404, "HasNS": 0.0, "L1SNR": 10.953836, "Mass1": 16.128532, "Mass2": 7.4838176, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 3.1781695, "Pastro": 0.9046239854239541, "Skymap": "https://gracedb.ligo.org/api/events/G511904/files/bayestar.multiorder.fits", "Spin1z": -0.071449444, "Spin2z": 0.97773671, "GPSTime": 1410394455.71875, "Pipeline": "spiir", "HasMassGap": 0.0753398033771258, "HasRemnant": 0.0, "NetworkSNR": 15.31616294734422, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511904/files/spiir.p_astro.json"}, {"FAR": 5.629493077204949e-33, "UID": "G511903", "XML": "https://gracedb.ligo.org/api/events/G511903/files/coinc.xml", "Pbbh": 0.9994404291651678, "Pbns": 4.532735499587891e-58, "H1SNR": 10.172716, "HasNS": 9.737809681257277e-05, "L1SNR": 12.427689, "Mass1": 25.801163, "Mass2": 5.1621695, "Notes": [], "Pnsbh": 0.0005595708348320944, "State": "neighbor", "V1SNR": 3.4534004, "Pastro": 0.9999999999999999, "Skymap": "https://gracedb.ligo.org/api/events/G511903/files/bayestar.multiorder.fits", "Spin1z": 0.44859374, "Spin2z": 0.44859374, "GPSTime": 1410394455.71882, "Pipeline": "gstlal", "HasMassGap": 0.08214592049074806, "HasRemnant": 0.0, "NetworkSNR": 16.42734219903542, "SearchType": "low latency", "EarlyWarning": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G511903/files/gstlal.p_astro.json"}], "LastUpdate": "2024-09-15 20:34:20.231820", "Instruments": "H1,L1,V1"}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G511909/files/bayestar.multiorder.fits", "CosmologyRunsUsingThisSuperevent": []}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "CatalogTracking": {"Notes": [], "SearchResultStatuses": [], "ParameterEstimationStatuses": []}, "ParameterEstimation": {"Notes": ["No posterior support for NSBH origin", "HLV event with very good localization", "Low-mass BBH with positive chi_eff", "Preferred pipeline pycbc gave p_NSBH around 0.14, so it is HIGH_PROFILE"], "Status": "complete", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "When this file is updated add the contents as a comment on the relevant git issue.", "Perform a review of the online result and assess if it is sufficent for sending a skymap.", "Instructions can be found [here](https://git.ligo.org/pe/O4/o4b-rota/-/wikis/Review-instructions).", "Results copied from /home/pe.o4/O4b/S240915b/online/bilby", "Low-mass BBH, with very good localization", "The issue was resolved initially with a blank sky volume plot, later fixed by Deep Chatterjee", "The online run looked good and was used to update the skymap and release the GCN updates", "The tight localization resulted in a failure of the sky volume plotting, which blocked the release of the GCN alert update"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/bilby/G511909_config_complete.ini", "MD5Sum": "5b074dbb97ec649120585ab3734c0c9c", "DateLastModified": "2024/09/14 17:20:50"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/bilby/final_result/G511909_data0_1410394455-7197266_analysis_H1L1V1_merge_result.hdf5", "MD5Sum": "be3d3a4c460db22b0d220580f41acc92", "DateLastModified": "2024/09/14 18:29:18"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240915b/online/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240915b/online/summary/samples/posterior_samples.h5", "MD5Sum": "ffac62823e1494ffcfb4c6ae71e8265f", "DateLastModified": "2024/09/14 19:15:29"}, "WaveformApproximant": "IMRPhenomPv2"}], "Analysts": [], "Reviewers": ["aaron.zimmerman"], "SafeSamplingRate": 4096.0, "IllustrativeResult": "online", "SafeLowerMassRatio": 0.05, "SkymapReleaseResult": "online"}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [], "Status": "unstarted", "Analysts": [], "Reviewers": [], "DQRResults": [], "RecommendedDetectors": [], "ParticipatingDetectors": []}}