S240420dc

Event ID: GW240420_175625 Trigger ID: S240420dc cbc-workflow-er16-o4b
Current version: 327b059a recorded 2026-07-28 13:42 UTC v3

History

Version history

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Viewing version 4bdef47c (historical) — not the current record

Selected version 4bdef47c. Compared with previous version 20b6c155.

Selected version details

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Changes from previous version 20b6c155 to selected version 4bdef47c

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

27 field changes.

  • Changed GraceDB › Events › 0 › CatalogVersion
    Baseline
    6
    Selected
    7
  • Changed GraceDB › Events › 0 › FAR
    Baseline
    0.000009844685866280332
    Selected
    0.000000002473542926040295
  • Changed GraceDB › Events › 0 › GPSTime
    Baseline
    1397671003.523274
    Selected
    1397671003.518066
  • Changed GraceDB › Events › 0 › H1SNR
    Baseline
    10.019783
    Selected
    9.9421492
  • Changed GraceDB › Events › 0 › Mass1
    Baseline
    46.318119
    Selected
    43.750957
  • Changed GraceDB › Events › 0 › Mass2
    Baseline
    29.247704
    Selected
    36.719402
  • Changed GraceDB › Events › 0 › NetworkSNR
    Baseline
    10.01978302001953
    Selected
    9.94214916229248
  • Changed GraceDB › Events › 0 › Pipeline
    Baseline
    gstlal
    Selected
    pycbc
  • Added GraceDB › Events › 0 › Skymap
    Baseline
    Missing
    Selected
    https://gracedb.ligo.org/api/events/G603881/files/bayestar.multiorder.fits
  • Changed GraceDB › Events › 0 › Spin1z
    Baseline
    -0.077343747
    Selected
    0.14728463
  • Changed GraceDB › Events › 0 › Spin2z
    Baseline
    -0.077343747
    Selected
    0.14728463
  • Changed GraceDB › Events › 0 › UID
    Baseline
    G602249
    Selected
    G603881
  • Changed GraceDB › Events › 0 › XML
    Baseline
    https://gracedb.ligo.org/api/events/G602249/files/coinc.xml
    Selected
    https://gracedb.ligo.org/api/events/G603881/files/coinc.xml
  • Changed GraceDB › Events › 1 › CatalogVersion
    Baseline
    6
    Selected
    7
  • Changed GraceDB › Events › 1 › FAR
    Baseline
    0.000000002473542926040295
    Selected
    0.000009468305434666178
  • Changed GraceDB › Events › 1 › GPSTime
    Baseline
    1397671003.518066
    Selected
    1397671003.523274
  • Changed GraceDB › Events › 1 › H1SNR
    Baseline
    9.9421492
    Selected
    10.019783
  • Changed GraceDB › Events › 1 › Mass1
    Baseline
    43.750957
    Selected
    46.318119
  • Changed GraceDB › Events › 1 › Mass2
    Baseline
    36.719402
    Selected
    29.247704
  • Changed GraceDB › Events › 1 › NetworkSNR
    Baseline
    9.94214916229248
    Selected
    10.01978302001953
  • Changed GraceDB › Events › 1 › Pipeline
    Baseline
    pycbc
    Selected
    gstlal
  • Removed GraceDB › Events › 1 › Skymap
    Baseline
    https://gracedb.ligo.org/api/events/G603881/files/bayestar.multiorder.fits
    Selected
    Missing
  • Changed GraceDB › Events › 1 › Spin1z
    Baseline
    0.14728463
    Selected
    -0.077343747
  • Changed GraceDB › Events › 1 › Spin2z
    Baseline
    0.14728463
    Selected
    -0.077343747
  • Changed GraceDB › Events › 1 › UID
    Baseline
    G603881
    Selected
    G620080
  • Changed GraceDB › Events › 1 › XML
    Baseline
    https://gracedb.ligo.org/api/events/G603881/files/coinc.xml
    Selected
    https://gracedb.ligo.org/api/events/G620080/files/coinc.xml
  • Changed GraceDB › LastUpdate
    Baseline
    2025-11-26 14:23:53.238502
    Selected
    2025-11-27 12:33:42.916623
View raw JSON diff

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

Baseline 20b6c155

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240420dc", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 9.844685866280332e-06, "UID": "G602249", "XML": "https://gracedb.ligo.org/api/events/G602249/files/coinc.xml", "H1SNR": 10.019783, "HasNS": 0.0, "Mass1": 46.318119, "Mass2": 29.247704, "Notes": [], "State": "neighbor", "Spin1z": -0.077343747, "Spin2z": -0.077343747, "GPSTime": 1397671003.523274, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.01978302001953, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 6, "InOfflineCatalog": true}, {"FAR": 2.473542926040295e-09, "UID": "G603881", "XML": "https://gracedb.ligo.org/api/events/G603881/files/coinc.xml", "H1SNR": 9.9421492, "HasNS": 0.0, "Mass1": 43.750957, "Mass2": 36.719402, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/events/G603881/files/bayestar.multiorder.fits", "Spin1z": 0.14728463, "Spin2z": 0.14728463, "GPSTime": 1397671003.518066, "Pipeline": "pycbc", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 9.94214916229248, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 6, "InOfflineCatalog": true}, {"FAR": 2.360739563238057e-07, "UID": "G476148", "XML": "https://gracedb.ligo.org/api/events/G476148/files/coinc.xml", "Pbbh": 0.8869423459952187, "Pbns": 5.917433784050038e-23, "H1SNR": 10.122824, "HasNS": 0.0, "Mass1": 47.792971, "Mass2": 26.346, "Notes": [], "Pnsbh": 4.13753132274836e-21, "State": "preferred", "Pastro": 0.8869423459952187, "Skymap": "https://gracedb.ligo.org/api/events/G476148/files/bayestar.multiorder.fits", "Spin1z": -0.20109375, "Spin2z": -0.20109375, "GPSTime": 1397671003.521484, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.12282371520996, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G476148/files/gstlal.p_astro.json"}], "LastUpdate": "2025-11-26 14:23:53.238502", "Instruments": "H1", "SupereventFAR": 9.844685866280332e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G476148/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 4bdef47c

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240420dc", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 2.473542926040295e-09, "UID": "G603881", "XML": "https://gracedb.ligo.org/api/events/G603881/files/coinc.xml", "H1SNR": 9.9421492, "HasNS": 0.0, "Mass1": 43.750957, "Mass2": 36.719402, "Notes": [], "State": "neighbor", "Skymap": "https://gracedb.ligo.org/api/events/G603881/files/bayestar.multiorder.fits", "Spin1z": 0.14728463, "Spin2z": 0.14728463, "GPSTime": 1397671003.518066, "Pipeline": "pycbc", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 9.94214916229248, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 7, "InOfflineCatalog": true}, {"FAR": 9.468305434666178e-06, "UID": "G620080", "XML": "https://gracedb.ligo.org/api/events/G620080/files/coinc.xml", "H1SNR": 10.019783, "HasNS": 0.0, "Mass1": 46.318119, "Mass2": 29.247704, "Notes": [], "State": "neighbor", "Spin1z": -0.077343747, "Spin2z": -0.077343747, "GPSTime": 1397671003.523274, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.01978302001953, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 7, "InOfflineCatalog": true}, {"FAR": 2.360739563238057e-07, "UID": "G476148", "XML": "https://gracedb.ligo.org/api/events/G476148/files/coinc.xml", "Pbbh": 0.8869423459952187, "Pbns": 5.917433784050038e-23, "H1SNR": 10.122824, "HasNS": 0.0, "Mass1": 47.792971, "Mass2": 26.346, "Notes": [], "Pnsbh": 4.13753132274836e-21, "State": "preferred", "Pastro": 0.8869423459952187, "Skymap": "https://gracedb.ligo.org/api/events/G476148/files/bayestar.multiorder.fits", "Spin1z": -0.20109375, "Spin2z": -0.20109375, "GPSTime": 1397671003.521484, "Pipeline": "gstlal", "HasMassGap": 0.0, "HasRemnant": 0.0, "NetworkSNR": 10.12282371520996, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G476148/files/gstlal.p_astro.json"}], "LastUpdate": "2025-11-27 12:33:42.916623", "Instruments": "H1", "SupereventFAR": 9.844685866280332e-06}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G476148/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

All remaining fields

Notes
Empty list
Labels
Empty list
SchemaVersion
v3

GraceDB

All remaining fields

ADVOK
✓ True
Events
Item 1
FAR
2.473542926040295e-09
UID
G603881
XML
https://gracedb.ligo.org/api/events/G603881/files/coinc.xml
H1SNR
9.9421492
HasNS
0.0
Mass1
43.750957
Mass2
36.719402
Notes
Empty list
State
neighbor
Skymap
https://gracedb.ligo.org/api/events/G603881/files/bayestar.multiorder.fits
Spin1z
0.14728463
Spin2z
0.14728463
GPSTime
1397671003.518066
Pipeline
pycbc
HasMassGap
0.0
HasRemnant
0.0
NetworkSNR
9.94214916229248
SearchType
offline
EarlyWarning
✗ False
CatalogNumber
5
CatalogVersion
7
InOfflineCatalog
✓ True
Item 2
FAR
9.468305434666178e-06
UID
G620080
XML
https://gracedb.ligo.org/api/events/G620080/files/coinc.xml
H1SNR
10.019783
HasNS
0.0
Mass1
46.318119
Mass2
29.247704
Notes
Empty list
State
neighbor
Spin1z
-0.077343747
Spin2z
-0.077343747
GPSTime
1397671003.523274
Pipeline
gstlal
HasMassGap
0.0
HasRemnant
0.0
NetworkSNR
10.01978302001953
SearchType
offline
EarlyWarning
✗ False
CatalogNumber
5
CatalogVersion
7
InOfflineCatalog
✓ True
Item 3
FAR
2.360739563238057e-07
UID
G476148
XML
https://gracedb.ligo.org/api/events/G476148/files/coinc.xml
Pbbh
0.8869423459952187
Pbns
5.917433784050038e-23
H1SNR
10.122824
HasNS
0.0
Mass1
47.792971
Mass2
26.346
Notes
Empty list
Pnsbh
4.13753132274836e-21
State
preferred
Pastro
0.8869423459952187
Skymap
https://gracedb.ligo.org/api/events/G476148/files/bayestar.multiorder.fits
Spin1z
-0.20109375
Spin2z
-0.20109375
GPSTime
1397671003.521484
Pipeline
gstlal
HasMassGap
0.0
HasRemnant
0.0
NetworkSNR
10.12282371520996
SearchType
low latency
EarlyWarning
✗ False
InOfflineCatalog
✗ False
SourceClassification
https://gracedb.ligo.org/api/events/G476148/files/gstlal.p_astro.json
LastUpdate
2025-11-27 12:33:42.916623
Instruments
H1
SupereventFAR
9.844685866280332e-06

Parameter estimation (PE)

All remaining fields

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

Lensing

Detector characterisation (Detchar)

All remaining fields

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

Extreme matter

Cosmology

All remaining fields

Notes
Empty list
Counterparts
Empty list
PreferredLowLatencySkymap
https://gracedb.ligo.org/api/events/G476148/files/bayestar.multiorder.fits
CosmologyRunsUsingThisSuperevent
Empty list

Catalogue tracking

All remaining fields

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

All remaining fields

Sname
S240420dc

Additional metadata: TestingGR

Additional metadata: RatesAndPopulations