S250311bp Copy superevent ID Show full identifier

Changes from previous version f66c1b9e to selected version 5ea65e50

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

2 field changes.

• Changed GraceDB › Events › 0 › CatalogVersion

  Baseline

  18

  Selected

  19

• Changed GraceDB › LastUpdate

  Baseline

  2026-09-02 13:21:39.045243

  Selected

  2026-09-18 13:18:46.745868

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S250311bp", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 1.465281e-06, "UID": "G640286", "XML": "https://gracedb.ligo.org/api/v2/events/G640286/files/coinc.xml", "Pbbh": 0.19227065, "Pbns": 0.0, "H1SNR": 5.45164, "HasNS": 0.0, "L1SNR": 6.312722, "Mass1": 18.98874, "Mass2": 8.166518, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.19227065, "Skymap": "https://gracedb.ligo.org/api/v2/events/G640286/files/bayestar.multiorder.fits", "Spin1z": -0.207886, "Spin2z": -0.207886, "GPSTime": 1425715225.415009, "Pipeline": "MBTA", "HasMassGap": 0.24048818987165357, "HasRemnant": 0.0, "NetworkSNR": 8.340914, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 18, "InOfflineCatalog": true, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G640286/files/mbta.p_astro.json"}, {"FAR": 1.847312735196614e-06, "UID": "G562619", "XML": "https://gracedb.ligo.org/api/v2/events/G562619/files/coinc.xml", "Pbbh": 0.2349040057197398, "Pbns": 0.0, "H1SNR": 5.8168259, "HasNS": 0.0, "L1SNR": 6.8947973, "Mass1": 12.711399, "Mass2": 11.418348, "Notes": [], "Pnsbh": 0.03743282704615037, "State": "preferred", "Pastro": 0.27233683276589016, "Skymap": "https://gracedb.ligo.org/api/v2/events/G562619/files/bayestar.multiorder.fits", "Spin1z": -0.57960354, "Spin2z": -0.38034001, "GPSTime": 1425715225.415527, "Pipeline": "pycbc", "HasMassGap": 0.23713045868022983, "HasRemnant": 0.0, "NetworkSNR": 9.020736850068285, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G562619/files/pycbc.p_astro.json"}], "LastUpdate": "2026-09-02 13:21:39.045243", "Instruments": "H1,L1", "SupereventFAR": 1.465281e-06, "SupereventPastro": 0.19227065}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/v2/events/G562619/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": "MBTA", "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": []}}

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S250311bp", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 1.465281e-06, "UID": "G640286", "XML": "https://gracedb.ligo.org/api/v2/events/G640286/files/coinc.xml", "Pbbh": 0.19227065, "Pbns": 0.0, "H1SNR": 5.45164, "HasNS": 0.0, "L1SNR": 6.312722, "Mass1": 18.98874, "Mass2": 8.166518, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "Pastro": 0.19227065, "Skymap": "https://gracedb.ligo.org/api/v2/events/G640286/files/bayestar.multiorder.fits", "Spin1z": -0.207886, "Spin2z": -0.207886, "GPSTime": 1425715225.415009, "Pipeline": "MBTA", "HasMassGap": 0.24048818987165357, "HasRemnant": 0.0, "NetworkSNR": 8.340914, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 19, "InOfflineCatalog": true, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G640286/files/mbta.p_astro.json"}, {"FAR": 1.847312735196614e-06, "UID": "G562619", "XML": "https://gracedb.ligo.org/api/v2/events/G562619/files/coinc.xml", "Pbbh": 0.2349040057197398, "Pbns": 0.0, "H1SNR": 5.8168259, "HasNS": 0.0, "L1SNR": 6.8947973, "Mass1": 12.711399, "Mass2": 11.418348, "Notes": [], "Pnsbh": 0.03743282704615037, "State": "preferred", "Pastro": 0.27233683276589016, "Skymap": "https://gracedb.ligo.org/api/v2/events/G562619/files/bayestar.multiorder.fits", "Spin1z": -0.57960354, "Spin2z": -0.38034001, "GPSTime": 1425715225.415527, "Pipeline": "pycbc", "HasMassGap": 0.23713045868022983, "HasRemnant": 0.0, "NetworkSNR": 9.020736850068285, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G562619/files/pycbc.p_astro.json"}], "LastUpdate": "2026-09-18 13:18:46.745868", "Instruments": "H1,L1", "SupereventFAR": 1.465281e-06, "SupereventPastro": 0.19227065}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/v2/events/G562619/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": "MBTA", "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": []}}