S240526ak

Event ID: GW240526_093944 Trigger ID: S240526ak cbc-workflow-er16-o4b
Current version: 327b059a recorded 2026-07-28 13:42 UTC v3

History

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Selected version 955f76bb. Compared with previous version e26e780a.

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Changes from previous version e26e780a to selected version 955f76bb

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

6 field changes.

  • Changed GraceDB › Events › 0 › CatalogVersion
    Baseline
    14
    Selected
    15
  • Changed GraceDB › Events › 0 › Skymap
    Baseline
    https://gracedb.ligo.org/api/events/G621072/files/bayestar.multiorder.fits
    Selected
    https://gracedb.ligo.org/api/events/G622892/files/bayestar.multiorder.fits
  • Changed GraceDB › Events › 0 › SourceClassification
    Baseline
    https://gracedb.ligo.org/api/events/G621072/files/mbta.p_astro.json
    Selected
    https://gracedb.ligo.org/api/events/G622892/files/mbta.p_astro.json
  • Changed GraceDB › Events › 0 › UID
    Baseline
    G621072
    Selected
    G622892
  • Changed GraceDB › Events › 0 › XML
    Baseline
    https://gracedb.ligo.org/api/events/G621072/files/coinc.xml
    Selected
    https://gracedb.ligo.org/api/events/G622892/files/coinc.xml
  • Changed GraceDB › LastUpdate
    Baseline
    2025-12-16 06:57:05.546282
    Selected
    2025-12-18 08:16:49.632222
View raw JSON diff

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

Baseline e26e780a

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240526ak", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 4.559906e-09, "UID": "G621072", "XML": "https://gracedb.ligo.org/api/events/G621072/files/coinc.xml", "Pbbh": 0.970642828, "Pbns": 0.0, "H1SNR": 8.057331, "HasNS": 0.0, "L1SNR": 4.559774, "Mass1": 20.350735, "Mass2": 11.138038, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 2.799666, "Pastro": 0.970642828, "Skymap": "https://gracedb.ligo.org/api/events/G621072/files/bayestar.multiorder.fits", "Spin1z": 0.267342, "Spin2z": 0.267342, "GPSTime": 1400751602.672035, "Pipeline": "MBTA", "HasMassGap": 9.345794392523364e-05, "HasRemnant": 0.0, "NetworkSNR": 9.672138, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 14, "InOfflineCatalog": true, "SourceClassification": "https://gracedb.ligo.org/api/events/G621072/files/mbta.p_astro.json"}, {"FAR": 7.480258e-07, "UID": "G487187", "XML": "https://gracedb.ligo.org/api/events/G487187/files/coinc.xml", "Pbbh": 0.626427935, "Pbns": 0.0, "H1SNR": 7.68024, "HasNS": 0.0, "L1SNR": 4.642747, "Mass1": 20.350735, "Mass2": 11.138038, "Notes": [], "Pnsbh": 0.0, "State": "preferred", "V1SNR": 3.074854, "Pastro": 0.6264279349999999, "Skymap": "https://gracedb.ligo.org/api/events/G487187/files/bayestar.multiorder.fits", "Spin1z": 0.267342, "Spin2z": 0.267342, "GPSTime": 1400751602.672067, "Pipeline": "MBTA", "HasMassGap": 0.0003508771929824561, "HasRemnant": 0.0, "NetworkSNR": 9.486618, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G487187/files/mbta.p_astro.json"}], "LastUpdate": "2025-12-16 06:57:05.546282", "Instruments": "H1,L1,V1", "SupereventFAR": 4.556725e-09, "SupereventPastro": 0.970642828}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G487187/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": ["Offline event from MBTA", "Light BBH"], "Status": "ongoing", "Results": [{"UID": "Exp0", "Notes": ["Manual online-style run"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/manual_config_complete.ini", "MD5Sum": "87ceb7799200492f44751c36c73dc49f", "DateLastModified": "2025/12/01 06:33:07"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/final_result/manual_data0_1400751602-6720667_analysis_H1L1V1_merge_result.hdf5", "MD5Sum": "28a6911924b051693fb3930c6ef248f2", "DateLastModified": "2025/12/01 17:59:36"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240526ak/Exp0/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/summary/samples/posterior_samples.h5", "MD5Sum": "8f54de6c6a9984949ccfc2e046664e33", "DateLastModified": "2025/12/08 02:24:06"}, "WaveformApproximant": "IMRPhenomXPHM"}], "Analysts": ["christopherluke.whittall"], "Reviewers": ["michael.williams"], "SafeSamplingRate": 4096.0, "IllustrativeResult": "Exp0", "SafeLowerMassRatio": 0.05, "SkymapReleaseResult": "N/A"}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "complete", "Analysts": ["Samuel Salvador", "salvador@lpccaen.in2p3.fr", "Brennan Hughey", "brennan.hughey@ligo.org", "Sophie Bini", "bini@caltech.edu", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Francesco Di Renzo", "francesco.direnzo@ego-gw.it", "Dishari Malakar", "dishari.malakar@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202405/S240526ak/index.html", "MD5Sum": "a45da1165dd33c01b04d7b5ddda005f4", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202405/S240526ak/index.html", "DateLastModified": "2025/10/27 22:51:30"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 16.0, "RecommendedDetectors": [{"UID": "H1", "Notes": [""], "FrameType": "H1_HOFT_AR01", "RecommendedChannel": "H1:DCS-CALIB_STRAIN_CLEAN_AR01 ", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}, {"UID": "L1", "Notes": [""], "FrameType": "L1_HOFT_AR01", "RecommendedChannel": "L1:DCS-CALIB_STRAIN_CLEAN_AR01", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}, {"UID": "V1", "Notes": [""], "FrameType": "HoftAR1U02", "RecommendedChannel": "V1:Hrec_hoftRepro1AR_16384Hz", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1", "V1"]}}

Selected 955f76bb

{"Info": {"Notes": [], "Labels": [], "SchemaVersion": "v3"}, "Sname": "S240526ak", "GraceDB": {"ADVOK": true, "Events": [{"FAR": 4.559906e-09, "UID": "G622892", "XML": "https://gracedb.ligo.org/api/events/G622892/files/coinc.xml", "Pbbh": 0.970642828, "Pbns": 0.0, "H1SNR": 8.057331, "HasNS": 0.0, "L1SNR": 4.559774, "Mass1": 20.350735, "Mass2": 11.138038, "Notes": [], "Pnsbh": 0.0, "State": "neighbor", "V1SNR": 2.799666, "Pastro": 0.970642828, "Skymap": "https://gracedb.ligo.org/api/events/G622892/files/bayestar.multiorder.fits", "Spin1z": 0.267342, "Spin2z": 0.267342, "GPSTime": 1400751602.672035, "Pipeline": "MBTA", "HasMassGap": 9.345794392523364e-05, "HasRemnant": 0.0, "NetworkSNR": 9.672138, "SearchType": "offline", "EarlyWarning": false, "CatalogNumber": "5", "CatalogVersion": 15, "InOfflineCatalog": true, "SourceClassification": "https://gracedb.ligo.org/api/events/G622892/files/mbta.p_astro.json"}, {"FAR": 7.480258e-07, "UID": "G487187", "XML": "https://gracedb.ligo.org/api/events/G487187/files/coinc.xml", "Pbbh": 0.626427935, "Pbns": 0.0, "H1SNR": 7.68024, "HasNS": 0.0, "L1SNR": 4.642747, "Mass1": 20.350735, "Mass2": 11.138038, "Notes": [], "Pnsbh": 0.0, "State": "preferred", "V1SNR": 3.074854, "Pastro": 0.6264279349999999, "Skymap": "https://gracedb.ligo.org/api/events/G487187/files/bayestar.multiorder.fits", "Spin1z": 0.267342, "Spin2z": 0.267342, "GPSTime": 1400751602.672067, "Pipeline": "MBTA", "HasMassGap": 0.0003508771929824561, "HasRemnant": 0.0, "NetworkSNR": 9.486618, "SearchType": "low latency", "EarlyWarning": false, "InOfflineCatalog": false, "SourceClassification": "https://gracedb.ligo.org/api/events/G487187/files/mbta.p_astro.json"}], "LastUpdate": "2025-12-18 08:16:49.632222", "Instruments": "H1,L1,V1", "SupereventFAR": 4.556725e-09, "SupereventPastro": 0.970642828}, "Lensing": {"SingletAnalyses": {}, "MultipletAnalyses": {}}, "Cosmology": {"Notes": [], "Counterparts": [], "PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G487187/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": ["Offline event from MBTA", "Light BBH"], "Status": "ongoing", "Results": [{"UID": "Exp0", "Notes": ["Manual online-style run"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/manual_config_complete.ini", "MD5Sum": "87ceb7799200492f44751c36c73dc49f", "DateLastModified": "2025/12/01 06:33:07"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/final_result/manual_data0_1400751602-6720667_analysis_H1L1V1_merge_result.hdf5", "MD5Sum": "28a6911924b051693fb3930c6ef248f2", "DateLastModified": "2025/12/01 17:59:36"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240526ak/Exp0/summary/home.html", "InferenceSoftware": "bilby", "PESummaryResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/summary/samples/posterior_samples.h5", "MD5Sum": "8f54de6c6a9984949ccfc2e046664e33", "DateLastModified": "2025/12/08 02:24:06"}, "WaveformApproximant": "IMRPhenomXPHM"}], "Analysts": ["christopherluke.whittall"], "Reviewers": ["michael.williams"], "SafeSamplingRate": 4096.0, "IllustrativeResult": "Exp0", "SafeLowerMassRatio": 0.05, "SkymapReleaseResult": "N/A"}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "complete", "Analysts": ["Samuel Salvador", "salvador@lpccaen.in2p3.fr", "Brennan Hughey", "brennan.hughey@ligo.org", "Sophie Bini", "bini@caltech.edu", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Francesco Di Renzo", "francesco.direnzo@ego-gw.it", "Dishari Malakar", "dishari.malakar@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202405/S240526ak/index.html", "MD5Sum": "a45da1165dd33c01b04d7b5ddda005f4", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202405/S240526ak/index.html", "DateLastModified": "2025/10/27 22:51:30"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 16.0, "RecommendedDetectors": [{"UID": "H1", "Notes": [""], "FrameType": "H1_HOFT_AR01", "RecommendedChannel": "H1:DCS-CALIB_STRAIN_CLEAN_AR01 ", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}, {"UID": "L1", "Notes": [""], "FrameType": "L1_HOFT_AR01", "RecommendedChannel": "L1:DCS-CALIB_STRAIN_CLEAN_AR01", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}, {"UID": "V1", "Notes": [""], "FrameType": "HoftAR1U02", "RecommendedChannel": "V1:Hrec_hoftRepro1AR_16384Hz", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1", "V1"]}}

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
4.559906e-09
UID
G622892
XML
https://gracedb.ligo.org/api/events/G622892/files/coinc.xml
Pbbh
0.970642828
Pbns
0.0
H1SNR
8.057331
HasNS
0.0
L1SNR
4.559774
Mass1
20.350735
Mass2
11.138038
Notes
Empty list
Pnsbh
0.0
State
neighbor
V1SNR
2.799666
Pastro
0.970642828
Skymap
https://gracedb.ligo.org/api/events/G622892/files/bayestar.multiorder.fits
Spin1z
0.267342
Spin2z
0.267342
GPSTime
1400751602.672035
Pipeline
MBTA
HasMassGap
9.345794392523364e-05
HasRemnant
0.0
NetworkSNR
9.672138
SearchType
offline
EarlyWarning
✗ False
CatalogNumber
5
CatalogVersion
15
InOfflineCatalog
✓ True
SourceClassification
https://gracedb.ligo.org/api/events/G622892/files/mbta.p_astro.json
Item 2
FAR
7.480258e-07
UID
G487187
XML
https://gracedb.ligo.org/api/events/G487187/files/coinc.xml
Pbbh
0.626427935
Pbns
0.0
H1SNR
7.68024
HasNS
0.0
L1SNR
4.642747
Mass1
20.350735
Mass2
11.138038
Notes
Empty list
Pnsbh
0.0
State
preferred
V1SNR
3.074854
Pastro
0.6264279349999999
Skymap
https://gracedb.ligo.org/api/events/G487187/files/bayestar.multiorder.fits
Spin1z
0.267342
Spin2z
0.267342
GPSTime
1400751602.672067
Pipeline
MBTA
HasMassGap
0.0003508771929824561
HasRemnant
0.0
NetworkSNR
9.486618
SearchType
low latency
EarlyWarning
✗ False
InOfflineCatalog
✗ False
SourceClassification
https://gracedb.ligo.org/api/events/G487187/files/mbta.p_astro.json
LastUpdate
2025-12-18 08:16:49.632222
Instruments
H1,L1,V1
SupereventFAR
4.556725e-09
SupereventPastro
0.970642828

Parameter estimation (PE)

All remaining fields

Notes
Item 1
Offline event from MBTA
Item 2
Light BBH
Status
ongoing
Results
Item 1
UID
Exp0
Notes
Item 1
Manual online-style run
RunStatus
complete
ConfigFile
Path
CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/manual_config_complete.ini
MD5Sum
87ceb7799200492f44751c36c73dc49f
DateLastModified
2025/12/01 06:33:07
Deprecated
✗ False
ResultFile
Path
CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/bilby/final_result/manual_data0_1400751602-6720667_analysis_H1L1V1_merge_result.hdf5
MD5Sum
28a6911924b051693fb3930c6ef248f2
DateLastModified
2025/12/01 17:59:36
Publications
Empty list
ReviewStatus
pass
PESummaryPageURL
https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240526ak/Exp0/summary/home.html
InferenceSoftware
bilby
PESummaryResultFile
Path
CIT:/home/pe.o4/public_html/O4b/S240526ak/Exp0/summary/samples/posterior_samples.h5
MD5Sum
8f54de6c6a9984949ccfc2e046664e33
DateLastModified
2025/12/08 02:24:06
WaveformApproximant
IMRPhenomXPHM
Analysts
Item 1
christopherluke.whittall
Reviewers
Item 1
michael.williams
SafeSamplingRate
4096.0
IllustrativeResult
Exp0
SafeLowerMassRatio
0.05
SkymapReleaseResult
N/A

Lensing

Detector characterisation (Detchar)

All remaining fields

Notes
Item 1
""
Status
complete
Analysts
Item 1
Samuel Salvador
Item 2
salvador@lpccaen.in2p3.fr
Item 3
Brennan Hughey
Item 4
brennan.hughey@ligo.org
Item 5
Sophie Bini
Item 6
bini@caltech.edu
Item 7
Laura Nuttall
Item 8
laura.nuttall@port.ac.uk
Item 9
Francesco Di Renzo
Item 10
francesco.direnzo@ego-gw.it
Item 11
Dishari Malakar
Item 12
dishari.malakar@ligo.org
Reviewers
Item 1
Laura Nuttall
Item 2
laura.nuttall@port.ac.uk
DQRResults
Item 1
UID
Notes
Item 1
""
DQRFile
Path
CIT:/home/dqr/public_html/o4dqr/online/events/202405/S240526ak/index.html
MD5Sum
a45da1165dd33c01b04d7b5ddda005f4
PublicHTML
https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202405/S240526ak/index.html
DateLastModified
2025/10/27 22:51:30
ReviewStatus
pass
ValidationNotes
Item 1
""
ValidationResult
pass
RecommendedDuration
16.0
RecommendedDetectors
Item 1
UID
H1
Notes
Item 1
""
FrameType
H1_HOFT_AR01
RecommendedChannel
H1:DCS-CALIB_STRAIN_CLEAN_AR01
GlitchMitigationStatus
not required
RecommendedMinimumFrequency
20
Item 2
UID
L1
Notes
Item 1
""
FrameType
L1_HOFT_AR01
RecommendedChannel
L1:DCS-CALIB_STRAIN_CLEAN_AR01
GlitchMitigationStatus
not required
RecommendedMinimumFrequency
20
Item 3
UID
V1
Notes
Item 1
""
FrameType
HoftAR1U02
RecommendedChannel
V1:Hrec_hoftRepro1AR_16384Hz
GlitchMitigationStatus
not required
RecommendedMinimumFrequency
20
ParticipatingDetectors
Item 1
H1
Item 2
L1
Item 3
V1

Extreme matter

Cosmology

All remaining fields

Notes
Empty list
Counterparts
Empty list
PreferredLowLatencySkymap
https://gracedb.ligo.org/api/events/G487187/files/bayestar.multiorder.fits
CosmologyRunsUsingThisSuperevent
Empty list

Catalogue tracking

All remaining fields

Notes
Empty list
SearchResultStatuses
Item 1
UID
MBTA
Chunk
0
Notes
Empty list
Finalized
✗ False
ReviewStatus
unstarted
ParameterEstimationStatuses
Empty list

Publications

Additional metadata: Sname

All remaining fields

Sname
S240526ak

Additional metadata: TestingGR

Additional metadata: RatesAndPopulations