Metadata

Summary

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 8.67×10⁻⁸
Astrophysical probability (p_astro) classification: 0.774

Info

Details

Notes: ""

id: 22247

GraceDB

Key fields

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 8.67×10⁻⁸
Astrophysical probability (p_astro) classification: 0.774

Details

Notes: ""

GraceDB events comparison, 3 records
Event identifier	Pipeline	State	GPS time	False-alarm rate (FAR)	Network signal-to-noise ratio	Astrophysical probability	Binary black-hole probability	Binary neutron-star probability	Neutron-star–black-hole probability	Primary mass	Secondary mass
G624125	CWB	neighbor	1397712593.73	8.67×10⁻⁸	8.5×10⁰	—	—	—	—	—	—
G632168	gstlal	neighbor	1397712593.717944	2.68×10⁻⁷	7.55×10⁰	—	—	—	—	1.26×10²	6.75×10¹
G476342	CWB	preferred	1397712593.7344	3.6×10⁻⁸	8.63×10⁰	0.414	0.414	0	0	—	—

id: 186845
label: ""
h1 snr: —
l1 snr: —
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: —
spin 2z: —
has ns: —
has remnant: —
has mass gap: —
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: ""
source classification: ""
skymap: ""
early warning: ✗ False
search type: offline
catalog number: 5
catalog version: 25.0
in offline catalog: ✓ True
notes: ""
id: 186846
label: ""
h1 snr: 6.2889299
l1 snr: 4.0218811
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.13921875
spin 2z: -0.13921875
has ns: 0.0
has remnant: 0.0
has mass gap: 0.015682288725766987
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G632168/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G632168/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 5
catalog version: 25.0
in offline catalog: ✓ True
notes: ""
id: 186847
label: ""
h1 snr: 43.93058
l1 snr: 30.53816
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: —
spin 2z: —
has ns: —
has remnant: —
has mass gap: —
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: ""
source classification: https://gracedb.ligo.org/api/v2/events/G476342/files/cwb.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G476342/files/cwb.multiorder.fits
early warning: ✗ False
search type: low latency
catalog number: ""
catalog version: —
in offline catalog: ✗ False
notes: ""
id: 22247
last update: —

Parameter estimation (PE)

Details

Parameter-estimation status: ongoing
Analysts: id: 44, name: Rhiannon Udall
Reviewers: id: 67, name: Elise Sanger
Notes: Used g-event G476340 for initial setup, due to lack of coinc.xml in preferred event Candidate from CWB-BBH pipeline

Parameter estimation results comparison, 2 records
Result identifier	Inference software	Waveform approximant	Run status	Review status	Analysts	Reviewers	Deprecated
Exp0	bilby	IMRPhenomXPHM	Complete	pass	Empty list	Empty list	✗ False
online	bilby	IMRPhenomXPHM	Complete	fail	Empty list	Empty list	✗ False

id

129688

config file

id: 15700
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/bilby/EXP0_config_complete.ini
md5 sum: 29498c76732d9b32ee2c26cdc9c7927a
date last modified: 2024-04-21T01:22:29+10:00
public html: ""

result file

id: 15701
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/bilby/final_result/EXP0_data0_1397712593-7179432_analysis_H1L1V1_merge_result.hdf5
md5 sum: b9a9376f36d532d5c7efabb7acb46088
date last modified: 2024-04-21T02:40:11+10:00
public html: ""

pesummary result file

id: 15702
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/summary/samples/posterior_samples.h5
md5 sum: d36e7425457a976a2cbfa2c9410af490
date last modified: 2024-04-22T11:14:04+10:00
public html: ""

bayeswave

Empty list

pesummary page url

https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240421ar/Exp0/summary/home.html

publications

""

notes

Rerun identical to online but with maximum luminosity distance increased to 30Gpc

id

129691

config file

id: 15703
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/bilby/G476340_config_complete.ini
md5 sum: efafdfad1eb9422f9e692960aa06af75
date last modified: 2024-04-20T23:09:32+10:00
public html: ""

result file

id: 15704
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/bilby/final_result/G476340_data0_1397712593-7179432_analysis_H1L1V1_merge_result.hdf5
md5 sum: 29f5bc730abd55a2651fc2df4d07b7b0
date last modified: 2024-04-21T00:50:49+10:00
public html: ""

pesummary result file

id: 15705
path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/summary/samples/posterior_samples.h5
md5 sum: 115f392a8b0bb4b787cedba265f2014d
date last modified: 2024-04-22T11:20:58+10:00
public html: ""

bayeswave

Empty list

pesummary page url

https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240421ar/online/summary/home.html

publications

""

notes

Railing against upper limit of luminosity distance prior Automatic online PE did not start, manual run instead

id

22247

illustrative result

Exp0

skymap release result

Exp0

safe sampling rate

4096.0

safe lower chirp mass

—

safe upper chirp mass

—

safe lower primary mass

—

safe upper primary mass

—

safe lower secondary mass

—

safe upper secondary mass

—

safe lower mass ratio

0.05

safe upper luminosity distance

—

safe geocent time

—

configurator duration

—

configurator minimum frequency

—

configurator maximum frequency

—

Tests of general relativity (TGR)

Details

Notes: ""

id: 22247
imrct analyses: Empty list
tiger analyses: Empty list
fti analyses: Empty list
pcatgr analyses: Empty list
pseobrd analyses: Empty list
pyring analyses: Empty list
pol analyses: Empty list
mdr analyses: Empty list
sim analyses: Empty list
ssb analyses: Empty list
bhm analyses: Empty list
losa analyses: Empty list
sma analyses: Empty list
echoes cwb analyses: Empty list
residuals analyses: Empty list
unmodeled echoes analyses: Empty list
qnm rational filter analyses: Empty list
modeled echoes analyses: Empty list

Lensing

Companion superevent: Empty list
Singlet analysis identifier: Empty list
id: 22247

Detector characterisation (Detchar)

Details

Notes: ""

id

22246

recommended detectors

Item 1

id: 11013
uid: H1
recommended minimum frequency: 20.0
recommended maximum frequency: —
recommended start time: —
recommended end time: —
recommended channel: H1:DCS-CALIB_STRAIN_CLEAN_AR01
glitch mitigation status: not required
frame type: H1_HOFT_AR01
frame file: ""
notes: ""

Item 2

id: 11014
uid: L1
recommended minimum frequency: 20.0
recommended maximum frequency: —
recommended start time: —
recommended end time: —
recommended channel: L1:DCS-CALIB_STRAIN_CLEAN_AR01
glitch mitigation status: not required
frame type: L1_HOFT_AR01
frame file: ""
notes: ""

Item 3

id: 11015
uid: V1
recommended minimum frequency: 20.0
recommended maximum frequency: —
recommended start time: —
recommended end time: —
recommended channel: V1:Hrec_hoftRepro1AR_16384Hz
glitch mitigation status: not required
frame type: HoftAR1U02
frame file: ""
notes: ""

dqr results

Item 1

id

4648

dqr file

id: 15707
path: CIT:/home/dqr/public_html/o4dqr/online/events/202404/S240421ar/index.html
md5 sum: 8977add71109d5e9abf4cd09c05aa6cc
date last modified: 2024-04-21T00:10:59+10:00
public html: https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202404/S240421ar/index.html

uid

review status

pass

validation result

pass

validation notes

""

notes

""

analysts

Item 1

id: 8
name: Derek Davis

Item 2

id: 9
name: Laura Nuttall

Item 3

id: 11
name: Siddharth Soni

Item 4

id: 12
name: derek.davis@ligo.org

Item 5

id: 13
name: laura.nuttall@port.ac.uk

Item 6

id: 15
name: siddharth.soni@ligo.org

Item 7

id: 46
name: Adrian Helmling-Cornell

Item 8

id: 47
name: adrian.helmling-cornell@ligo.org

Item 9

id: 56
name: Sophie Hourihane

Item 10

id: 57
name: sophie.hourihane@ligo.org

Item 11

id: 58
name: Francesco Di Renzo

Item 12

id: 59
name: f.di-renzo@ip2i.in2p3.fr

reviewers

Item 1

id: 9
name: Laura Nuttall

Item 2

id: 13
name: laura.nuttall@port.ac.uk

status

complete

recommended duration

8.0

participating detectors

H1,L1,V1

Extreme matter

Details

Notes: ""

id: 22247
analyses: Empty list

Cosmology

Details

Notes: ""

id: 22247
counterparts: Empty list
runs: Empty list
preferred low latency skymap: ""

Rapid neutron-star parameter estimation (RNP)

id: 22247
runs: Empty list

Catalogue tracking

Details

Notes: ""

id

18792

pe statuses

Item 1

id: 16542
uid: IMRPhenomXPHM
review status: unstarted
finalized: ✗ False
is designated illustrative result: ✗ False
corresponding pe uid: NoCorrespondingResultFound
notes: No production results satisfying request available, using best rota analysis instead

search statuses

Item 1

id: 96501
uid: gstlal
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 2

id: 96502
uid: CWB
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Publications

id: 22247
papers: ""

Additional metadata: id

id: 22247

Additional metadata: sname

sname: S240421ar

Additional metadata: commit sha

commit sha: fef835e7ae6bd09e3851e67d4a10fc7f731c79c5

Additional metadata: commit timestamp

commit timestamp: 2026-06-11T10:02:05+10:00

Additional metadata: is current

is current: ✓ True

Additional metadata: schema version

schema version: v3

Additional metadata: raw payload

raw payload

Info

Notes: Empty list
SchemaVersion: v3

Sname

S240421ar

GraceDB

ADVOK

✓ True

Events

Item 1

FAR: 8.67453814e-08
UID: G624125
Notes: Empty list
State: neighbor
GPSTime: 1397712593.73
Pipeline: CWB
NetworkSNR: 8.502604894971894
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 5
CatalogVersion: 25
InOfflineCatalog: ✓ True

Item 2

FAR: 2.680995667739179e-07
UID: G632168
XML: https://gracedb.ligo.org/api/v2/events/G632168/files/coinc.xml
H1SNR: 6.2889299
HasNS: 0.0
L1SNR: 4.0218811
Mass1: 126.29055
Mass2: 67.469643
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G632168/files/bayestar.multiorder.fits
Spin1z: -0.13921875
Spin2z: -0.13921875
GPSTime: 1397712593.717944
Pipeline: gstlal
HasMassGap: 0.015682288725766987
HasRemnant: 0.0
NetworkSNR: 7.549786170093121
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 5
CatalogVersion: 25
InOfflineCatalog: ✓ True

Item 3

FAR: 3.59706e-08
UID: G476342
Pbbh: 0.41391150101247964
Pbns: 0.0
H1SNR: 43.93058
L1SNR: 30.53816
Notes: Empty list
Pnsbh: 0.0
State: preferred
Pastro: 0.41391150101247964
Skymap: https://gracedb.ligo.org/api/v2/events/G476342/files/cwb.multiorder.fits
GPSTime: 1397712593.7344
Pipeline: CWB
NetworkSNR: 8.629526638234568
SearchType: low latency
EarlyWarning: ✗ False
InOfflineCatalog: ✗ False
SourceClassification: https://gracedb.ligo.org/api/v2/events/G476342/files/cwb.p_astro.json

LastUpdate

2026-06-10 17:01:57.666942

Instruments

H1,L1

SupereventFAR

8.67453814e-08

SupereventPastro

0.7739

Lensing

SingletAnalyses: —
MultipletAnalyses: —

Cosmology

—

TestingGR

Notes: Empty list
BHMAnalyses: Empty list
FTIAnalyses: Empty list
MDRAnalyses: Empty list
POLAnalyses: Empty list
SIMAnalyses: Empty list
SMAAnalyses: Empty list
SSBAnalyses: Empty list
LOSAAnalyses: Empty list
IMRCTAnalyses: Empty list
TIGERAnalyses: Empty list
PCATGRAnalyses: Empty list
PYRINGAnalyses: Empty list
PSEOBRDAnalyses: Empty list
EchoesCWBAnalyses: Empty list
ResidualsAnalyses: Empty list
ModeledEchoesAnalyses: Empty list
UnmodeledEchoesAnalyses: Empty list
QNMRationalFilterAnalyses: Empty list

Publications

Papers: Empty list

ExtremeMatter

Analyses: Empty list

CatalogTracking

Notes

Empty list

SearchResultStatuses

Item 1

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

Item 2

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

ParameterEstimationStatuses

Item 1

UID

IMRPhenomXPHM

Notes

Item 1: No production results satisfying request available, using best rota analysis instead

Finalized

✗ False

ReviewStatus

unstarted

CorrespondingPEUID

NoCorrespondingResultFound

IsDesignatedIllustrativeResult

✗ False

ParameterEstimation

Notes

Item 1: Used g-event G476340 for initial setup, due to lack of coinc.xml in preferred event
Item 2: Candidate from CWB-BBH pipeline

Status

ongoing

Results

Item 1

UID

Exp0

Notes

Item 1: Rerun identical to online but with maximum luminosity distance increased to 30Gpc

RunStatus

complete

ConfigFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/bilby/EXP0_config_complete.ini
MD5Sum: 29498c76732d9b32ee2c26cdc9c7927a
DateLastModified: 2024/04/21 01:22:29

Deprecated

✗ False

ResultFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/bilby/final_result/EXP0_data0_1397712593-7179432_analysis_H1L1V1_merge_result.hdf5
MD5Sum: b9a9376f36d532d5c7efabb7acb46088
DateLastModified: 2024/04/21 02:40:11

Publications

Empty list

ReviewStatus

pass

PESummaryPageURL

https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240421ar/Exp0/summary/home.html

InferenceSoftware

bilby

PESummaryResultFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/Exp0/summary/samples/posterior_samples.h5
MD5Sum: d36e7425457a976a2cbfa2c9410af490
DateLastModified: 2024/04/22 11:14:04

WaveformApproximant

IMRPhenomXPHM

Item 2

UID

online

Notes

Item 1: Railing against upper limit of luminosity distance prior
Item 2: Automatic online PE did not start, manual run instead

RunStatus

complete

ConfigFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/bilby/G476340_config_complete.ini
MD5Sum: efafdfad1eb9422f9e692960aa06af75
DateLastModified: 2024/04/20 23:09:32

Deprecated

✗ False

ResultFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/bilby/final_result/G476340_data0_1397712593-7179432_analysis_H1L1V1_merge_result.hdf5
MD5Sum: 29f5bc730abd55a2651fc2df4d07b7b0
DateLastModified: 2024/04/21 00:50:49

Publications

Empty list

ReviewStatus

fail

PESummaryPageURL

https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4b/S240421ar/online/summary/home.html

InferenceSoftware

bilby

PESummaryResultFile

Path: CIT:/home/pe.o4/public_html/O4b/S240421ar/online/summary/samples/posterior_samples.h5
MD5Sum: 115f392a8b0bb4b787cedba265f2014d
DateLastModified: 2024/04/22 11:20:58

WaveformApproximant

IMRPhenomXPHM

Analysts

Item 1: Rhiannon Udall

Reviewers

Item 1: Elise Sanger

SafeSamplingRate

4096.0

IllustrativeResult

Exp0

SafeLowerMassRatio

0.05

SkymapReleaseResult

Exp0

RatesAndPopulations

RnPRunsUsingThisSuperevent: Empty list

DetectorCharacterization

Notes

Item 1: ""

Status

complete

Analysts

Item 1: Adrian Helmling-Cornell
Item 2: adrian.helmling-cornell@ligo.org
Item 3: Derek Davis
Item 4: derek.davis@ligo.org
Item 5: Sophie Hourihane
Item 6: sophie.hourihane@ligo.org
Item 7: Laura Nuttall
Item 8: laura.nuttall@port.ac.uk
Item 9: Francesco Di Renzo
Item 10: f.di-renzo@ip2i.in2p3.fr
Item 11: Siddharth Soni
Item 12: siddharth.soni@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/202404/S240421ar/index.html
MD5Sum: 8977add71109d5e9abf4cd09c05aa6cc
PublicHTML: https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202404/S240421ar/index.html
DateLastModified: 2024/04/21 00:10:59

ReviewStatus

pass

ValidationNotes

Item 1: ""

ValidationResult

pass

RecommendedDuration

8.0

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

Additional metadata: created at

created at: 2026-07-28T10:46:08.827108+10:00

Additional metadata: updated at

updated at: 2026-07-28T10:46:08.827113+10:00

S240421ar Copy superevent ID Show full identifier S240421ar

Summary

Info

Details

All remaining fields

GraceDB

Key fields

Details

All remaining fields

Parameter estimation (PE)

Details

All remaining fields

Tests of general relativity (TGR)

Details

All remaining fields

Lensing

All remaining fields

Detector characterisation (Detchar)

Details

All remaining fields

Extreme matter

Details

All remaining fields

Cosmology

Details

All remaining fields

Rapid neutron-star parameter estimation (RNP)

All remaining fields

Catalogue tracking

Details

All remaining fields

Publications

All remaining fields

Additional metadata: id

All remaining fields

Additional metadata: sname

All remaining fields

Additional metadata: commit sha

All remaining fields

Additional metadata: commit timestamp

All remaining fields

Additional metadata: is current

All remaining fields

Additional metadata: schema version

All remaining fields

Additional metadata: raw payload

All remaining fields

Additional metadata: created at

All remaining fields

Additional metadata: updated at

All remaining fields

S240421ar