S240420al S240420al
cbc-workflow-er16-o4b
Current version: 4433f9f2
recorded 2026-06-10 19:42 UTC
v3
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Selected version 4bb76343. Compared with previous version cd4cb97b.
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Changes from previous version cd4cb97b to selected version 4bb76343
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2 field changes.
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Changed
GraceDB › Events › 0 › CatalogVersion
- Baseline
20- Selected
21
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GraceDB › LastUpdate
- Baseline
2026-01-29 08:38:55.132453- Selected
2026-01-30 20:38:31.750632
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Technical inspection aid only. The semantic summary above remains authoritative.
Baseline cd4cb97b
{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240420al", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 1.582936385455687e-06, "UID": "G627448", "XML": "https://gracedb.ligo.org/api/events/G627448/files/coinc.xml", "H1SNR": 6.8718328, "HasNS": 0.0, "L1SNR": 4.7036195, "Mass1": 67.469643, "Mass2": 76.482292, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/events/G627448/files/bayestar.multiorder.fits", "Spin1z": 0.72703123, "Spin2z": 0.72703123, "GPSTime": 1397622073.877767, "Pipeline": "gstlal", "HasMassGap": 0.012110860154338415, "HasRemnant": 0.0, "NetworkSNR": 8.715520930219988, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 20, "InOfflineCatalog": true}, {"FAR": 3.974135929925831e-06, "UID": "G475899", "XML": "https://gracedb.ligo.org/api/events/G475899/files/coinc.xml", "Pbbh": 0.39639396956316386, "Pbns": 8.690981742468756e-17, "H1SNR": 6.8720059, "HasNS": 0.0, "L1SNR": 4.7031474, "Mass1": 67.469639, "Mass2": 76.482289, "Notes": [], "Pnsbh": 6.6100284787456545e-15, "State": "preferred", "V1SNR": 2.2495334, "Pastro": 0.39639396956317063, "Skymap": "https://gracedb.ligo.org/api/events/G475899/files/bayestar.multiorder.fits", "Spin1z": 0.72703125, "Spin2z": 0.72703125, "GPSTime": 1397622073.877767, "Pipeline": "gstlal", "HasMassGap": 0.026260429225946468, "HasRemnant": 0.0, "NetworkSNR": 8.625802057794186, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G475899/files/gstlal.p_astro.json"}], "LastUpdate": "2026-01-29 08:38:55.132453", "Instruments": "H1,L1,V1", "SupereventFAR": 1.468230500143212e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G475899/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": [{"UID": "gstlal", "Chunk": 0, "Notes": [], "Finalized": false, "ReviewStatus": "unstarted"}], "ParameterEstimationStatuses": []}, "ParameterEstimation": {"Notes": [], "Status": "unstarted", "Results": [], "Analysts": [], "Reviewers": [], "SafeSamplingRate": 4096.0, "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [], "Status": "unstarted", "Analysts": [], "Reviewers": [], "DQRResults": [], "RecommendedDetectors": [], "ParticipatingDetectors": []}}Selected 4bb76343
{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240420al", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 1.582936385455687e-06, "UID": "G627448", "XML": "https://gracedb.ligo.org/api/events/G627448/files/coinc.xml", "H1SNR": 6.8718328, "HasNS": 0.0, "L1SNR": 4.7036195, "Mass1": 67.469643, "Mass2": 76.482292, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/events/G627448/files/bayestar.multiorder.fits", "Spin1z": 0.72703123, "Spin2z": 0.72703123, "GPSTime": 1397622073.877767, "Pipeline": "gstlal", "HasMassGap": 0.012110860154338415, "HasRemnant": 0.0, "NetworkSNR": 8.715520930219988, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 21, "InOfflineCatalog": true}, {"FAR": 3.974135929925831e-06, "UID": "G475899", "XML": "https://gracedb.ligo.org/api/events/G475899/files/coinc.xml", "Pbbh": 0.39639396956316386, "Pbns": 8.690981742468756e-17, "H1SNR": 6.8720059, "HasNS": 0.0, "L1SNR": 4.7031474, "Mass1": 67.469639, "Mass2": 76.482289, "Notes": [], "Pnsbh": 6.6100284787456545e-15, "State": "preferred", "V1SNR": 2.2495334, "Pastro": 0.39639396956317063, "Skymap": "https://gracedb.ligo.org/api/events/G475899/files/bayestar.multiorder.fits", "Spin1z": 0.72703125, "Spin2z": 0.72703125, "GPSTime": 1397622073.877767, "Pipeline": "gstlal", "HasMassGap": 0.026260429225946468, "HasRemnant": 0.0, "NetworkSNR": 8.625802057794186, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G475899/files/gstlal.p_astro.json"}], "LastUpdate": "2026-01-30 20:38:31.750632", "Instruments": "H1,L1,V1", "SupereventFAR": 1.468230500143212e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G475899/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": [{"UID": "gstlal", "Chunk": 0, "Notes": [], "Finalized": false, "ReviewStatus": "unstarted"}], "ParameterEstimationStatuses": []}, "ParameterEstimation": {"Notes": [], "Status": "unstarted", "Results": [], "Analysts": [], "Reviewers": [], "SafeSamplingRate": 4096.0, "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [], "Status": "unstarted", "Analysts": [], "Reviewers": [], "DQRResults": [], "RecommendedDetectors": [], "ParticipatingDetectors": []}}