S250921g

cbc-workflow-o4c

Current version: 44884642 recorded 2026-09-18 20:11 UTC v3

The cached copy of the current version is shown. Refresh

History

Version history

Showing cached copy.

Viewing version b9c95cf6 (historical) — not the current record

Selected version details

Changes from previous version c369d943 to selected version b9c95cf6

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

29 field changes.

Changed GraceDB › Events › 0 › CatalogVersion

Baseline

12

Selected

13
Changed GraceDB › Events › 0 › FAR

Baseline

0.0000174770648682963

Selected

0.000006712160019946633
Changed GraceDB › Events › 0 › GPSTime

Baseline

1442475948.012681

Selected

1442475948.010498
Changed GraceDB › Events › 0 › H1SNR

Baseline

5.9362197

Selected

6.714263
Changed GraceDB › Events › 0 › L1SNR

Baseline

4.0200653

Selected

4.1221037
Changed GraceDB › Events › 0 › Mass1

Baseline

33.154636

Selected

39.480873
Changed GraceDB › Events › 0 › Mass2

Baseline

34.569656

Selected

34.335136
Changed GraceDB › Events › 0 › NetworkSNR

Baseline

7.829169283702678

Selected

7.878646201452213
Changed GraceDB › Events › 0 › Pipeline

Baseline

gstlal

Selected

pycbc
Changed GraceDB › Events › 0 › Skymap

Baseline

https://gracedb.ligo.org/api/v2/events/G635853/files/bayestar.multiorder.fits

Selected

https://gracedb.ligo.org/api/v2/events/G636664/files/bayestar.multiorder.fits
Changed GraceDB › Events › 0 › Spin1z

Baseline

-0.23203126

Selected

0.043184973
Changed GraceDB › Events › 0 › Spin2z

Baseline

-0.23203126

Selected

0.043184973
Changed GraceDB › Events › 0 › UID

Baseline

G635853

Selected

G636664
Changed GraceDB › Events › 0 › XML

Baseline

https://gracedb.ligo.org/api/v2/events/G635853/files/coinc.xml

Selected

https://gracedb.ligo.org/api/v2/events/G636664/files/coinc.xml
Changed GraceDB › Events › 1 › CatalogVersion

Baseline

12

Selected

13
Changed GraceDB › Events › 1 › FAR

Baseline

0.000006712160019946633

Selected

0.0000174770648682963
Changed GraceDB › Events › 1 › GPSTime

Baseline

1442475948.010498

Selected

1442475948.012681
Changed GraceDB › Events › 1 › H1SNR

Baseline

6.714263

Selected

5.9362197
Changed GraceDB › Events › 1 › L1SNR

Baseline

4.1221037

Selected

4.0200653
Changed GraceDB › Events › 1 › Mass1

Baseline

39.480873

Selected

33.154636
Changed GraceDB › Events › 1 › Mass2

Baseline

34.335136

Selected

34.569656
Changed GraceDB › Events › 1 › NetworkSNR

Baseline

7.878646201452213

Selected

7.829169283702678
Changed GraceDB › Events › 1 › Pipeline

Baseline

pycbc

Selected

gstlal
Changed GraceDB › Events › 1 › Skymap

Baseline

https://gracedb.ligo.org/api/v2/events/G636664/files/bayestar.multiorder.fits

Selected

https://gracedb.ligo.org/api/v2/events/G635853/files/bayestar.multiorder.fits
Changed GraceDB › Events › 1 › Spin1z

Baseline

0.043184973

Selected

-0.23203126
Changed GraceDB › Events › 1 › Spin2z

Baseline

0.043184973

Selected

-0.23203126
Changed GraceDB › Events › 1 › UID

Baseline

G636664

Selected

G635853
Changed GraceDB › Events › 1 › XML

Baseline

https://gracedb.ligo.org/api/v2/events/G636664/files/coinc.xml

Selected

https://gracedb.ligo.org/api/v2/events/G635853/files/coinc.xml
Changed GraceDB › LastUpdate

Baseline

2026-07-09 13:12:54.127359

Selected

2026-07-10 01:09:18.183687

View raw JSON diff

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

Baseline c369d943

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S250921g", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 1.74770648682963e-05, "UID": "G635853", "XML": "https://gracedb.ligo.org/api/v2/events/G635853/files/coinc.xml", "H1SNR": 5.9362197, "HasNS": 0.0, "L1SNR": 4.0200653, "Mass1": 33.154636, "Mass2": 34.569656, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/v2/events/G635853/files/bayestar.multiorder.fits", "Spin1z": -0.23203126, "Spin2z": -0.23203126, "GPSTime": 1442475948.012681, "Pipeline": "gstlal", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 7.829169283702678, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 12, "InOfflineCatalog": true}, {"FAR": 6.712160019946633e-06, "UID": "G636664", "XML": "https://gracedb.ligo.org/api/v2/events/G636664/files/coinc.xml", "H1SNR": 6.714263, "HasNS": 0.0, "L1SNR": 4.1221037, "Mass1": 39.480873, "Mass2": 34.335136, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/v2/events/G636664/files/bayestar.multiorder.fits", "Spin1z": 0.043184973, "Spin2z": 0.043184973, "GPSTime": 1442475948.010498, "Pipeline": "pycbc", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 7.878646201452213, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 12, "InOfflineCatalog": true}, {"FAR": 2.848643563434566e-05, "UID": "G601121", "XML": "https://gracedb.ligo.org/api/v2/events/G601121/files/coinc.xml", "Pbbh": 0.038479663831370775, "Pbns": 3.137370012056671e-16, "H1SNR": 6.773356, "HasNS": 0.0, "L1SNR": 4.2813597, "Mass1": 53.614075, "Mass2": 19.663411, "Notes": [], "Pnsbh": 2.053297233632251e-14, "State": "preferred", "V1SNR": 1.4109068, "Pastro": 0.038479663831391564, "Skymap": "https://gracedb.ligo.org/api/v2/events/G601121/files/bayestar.multiorder.fits", "Spin1z": -0.04640625, "Spin2z": -0.04640625, "GPSTime": 1442475948.010864, "Pipeline": "gstlal", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 8.13627983742339, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G601121/files/gstlal.p_astro.json"}], "LastUpdate": "2026-07-09 13:12:54.127359", "Instruments": "H1,L1,V1", "SupereventFAR": 6.712160019946633e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/v2/events/G601121/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": "pycbc", "Chunk": 0, "Notes": [], "Finalized": false, "ReviewStatus": "unstarted"}, {"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 b9c95cf6

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S250921g", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 6.712160019946633e-06, "UID": "G636664", "XML": "https://gracedb.ligo.org/api/v2/events/G636664/files/coinc.xml", "H1SNR": 6.714263, "HasNS": 0.0, "L1SNR": 4.1221037, "Mass1": 39.480873, "Mass2": 34.335136, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/v2/events/G636664/files/bayestar.multiorder.fits", "Spin1z": 0.043184973, "Spin2z": 0.043184973, "GPSTime": 1442475948.010498, "Pipeline": "pycbc", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 7.878646201452213, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 13, "InOfflineCatalog": true}, {"FAR": 1.74770648682963e-05, "UID": "G635853", "XML": "https://gracedb.ligo.org/api/v2/events/G635853/files/coinc.xml", "H1SNR": 5.9362197, "HasNS": 0.0, "L1SNR": 4.0200653, "Mass1": 33.154636, "Mass2": 34.569656, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/v2/events/G635853/files/bayestar.multiorder.fits", "Spin1z": -0.23203126, "Spin2z": -0.23203126, "GPSTime": 1442475948.012681, "Pipeline": "gstlal", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 7.829169283702678, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "6", "CatalogVersion": 13, "InOfflineCatalog": true}, {"FAR": 2.848643563434566e-05, "UID": "G601121", "XML": "https://gracedb.ligo.org/api/v2/events/G601121/files/coinc.xml", "Pbbh": 0.038479663831370775, "Pbns": 3.137370012056671e-16, "H1SNR": 6.773356, "HasNS": 0.0, "L1SNR": 4.2813597, "Mass1": 53.614075, "Mass2": 19.663411, "Notes": [], "Pnsbh": 2.053297233632251e-14, "State": "preferred", "V1SNR": 1.4109068, "Pastro": 0.038479663831391564, "Skymap": "https://gracedb.ligo.org/api/v2/events/G601121/files/bayestar.multiorder.fits", "Spin1z": -0.04640625, "Spin2z": -0.04640625, "GPSTime": 1442475948.010864, "Pipeline": "gstlal", "HasMassGap": 0.005275362318840579, "HasRemnant": 0.0, "NetworkSNR": 8.13627983742339, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/v2/events/G601121/files/gstlal.p_astro.json"}], "LastUpdate": "2026-07-10 01:09:18.183687", "Instruments": "H1,L1,V1", "SupereventFAR": 6.712160019946633e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/v2/events/G601121/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": "pycbc", "Chunk": 0, "Notes": [], "Finalized": false, "ReviewStatus": "unstarted"}, {"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": []}}

Metadata for selected version

Viewing historical metadata — not the current record

Summary

No summary highlights available.

Info

Notes: Empty list
Labels: Empty list
SchemaVersion: v3

GraceDB

ADVOK

✓ True

Events

Item 1

FAR: 6.712160019946633e-06
UID: G636664
XML: https://gracedb.ligo.org/api/v2/events/G636664/files/coinc.xml
H1SNR: 6.714263
HasNS: 0.0
L1SNR: 4.1221037
Mass1: 39.480873
Mass2: 34.335136
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G636664/files/bayestar.multiorder.fits
Spin1z: 0.043184973
Spin2z: 0.043184973
GPSTime: 1442475948.010498
Pipeline: pycbc
HasMassGap: 0.005275362318840579
HasRemnant: 0.0
NetworkSNR: 7.878646201452213
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 13
InOfflineCatalog: ✓ True

Item 2

FAR: 1.74770648682963e-05
UID: G635853
XML: https://gracedb.ligo.org/api/v2/events/G635853/files/coinc.xml
H1SNR: 5.9362197
HasNS: 0.0
L1SNR: 4.0200653
Mass1: 33.154636
Mass2: 34.569656
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G635853/files/bayestar.multiorder.fits
Spin1z: -0.23203126
Spin2z: -0.23203126
GPSTime: 1442475948.012681
Pipeline: gstlal
HasMassGap: 0.005275362318840579
HasRemnant: 0.0
NetworkSNR: 7.829169283702678
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 13
InOfflineCatalog: ✓ True

Item 3

FAR: 2.848643563434566e-05
UID: G601121
XML: https://gracedb.ligo.org/api/v2/events/G601121/files/coinc.xml
Pbbh: 0.038479663831370775
Pbns: 3.137370012056671e-16
H1SNR: 6.773356
HasNS: 0.0
L1SNR: 4.2813597
Mass1: 53.614075
Mass2: 19.663411
Notes: Empty list
Pnsbh: 2.053297233632251e-14
State: preferred
V1SNR: 1.4109068
Pastro: 0.038479663831391564
Skymap: https://gracedb.ligo.org/api/v2/events/G601121/files/bayestar.multiorder.fits
Spin1z: -0.04640625
Spin2z: -0.04640625
GPSTime: 1442475948.010864
Pipeline: gstlal
HasMassGap: 0.005275362318840579
HasRemnant: 0.0
NetworkSNR: 8.13627983742339
SearchType: low latency
EarlyWarning: ✗ False
InOfflineCatalog: ✗ False
SourceClassification: https://gracedb.ligo.org/api/v2/events/G601121/files/gstlal.p_astro.json

LastUpdate

2026-07-10 01:09:18.183687

Instruments

H1,L1,V1

SupereventFAR

6.712160019946633e-06

Parameter estimation (PE)

Notes: Empty list
Status: unstarted
Results: Empty list
Analysts: Empty list
Reviewers: Empty list
SafeSamplingRate: 4096.0
SafeLowerMassRatio: 0.05

Lensing

Detector characterisation (Detchar)

Notes: Empty list
Status: unstarted
Analysts: Empty list
Reviewers: Empty list
DQRResults: Empty list
RecommendedDetectors: Empty list
ParticipatingDetectors: Empty list

Extreme matter

Cosmology

Notes: Empty list
Counterparts: Empty list
PreferredLowLatencySkymap: https://gracedb.ligo.org/api/v2/events/G601121/files/bayestar.multiorder.fits
CosmologyRunsUsingThisSuperevent: Empty list

Catalogue tracking

Notes

Empty list

SearchResultStatuses

Item 1

UID: pycbc
Chunk: 0
Notes: Empty list
Finalized: ✗ False
ReviewStatus: unstarted

Item 2

UID: gstlal
Chunk: 0
Notes: Empty list
Finalized: ✗ False
ReviewStatus: unstarted

ParameterEstimationStatuses

Empty list

Publications

Additional metadata: Sname

Sname: S250921g

S250921g

History

Version history

Selected version details

Changes from previous version c369d943 to selected version b9c95cf6

Baseline c369d943

Selected b9c95cf6

Metadata for selected version

Summary

Info

GraceDB

Parameter estimation (PE)

Lensing

Detector characterisation (Detchar)

Extreme matter

Cosmology

Catalogue tracking

Publications

Additional metadata: Sname

Additional metadata: TestingGR

Additional metadata: RatesAndPopulations

S250921g Copy superevent ID Show full identifier S250921g

History

Version history

Selected version details

Changes from previous version c369d943 to selected version b9c95cf6

Baseline c369d943

Selected b9c95cf6

Metadata for selected version

Summary

Info

All remaining fields

GraceDB

All remaining fields

Parameter estimation (PE)

All remaining fields

Lensing

Detector characterisation (Detchar)

All remaining fields

Extreme matter

Cosmology

All remaining fields

Catalogue tracking

All remaining fields

Publications

Additional metadata: Sname

All remaining fields

Additional metadata: TestingGR

Additional metadata: RatesAndPopulations

S250921g