Metadata

Summary

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 1.07×10⁻⁷
Astrophysical probability (p_astro) classification: 0.678

Info

Details

Notes: ""

id: 20257

GraceDB

Key fields

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 1.07×10⁻⁷
Astrophysical probability (p_astro) classification: 0.678

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
G622778	MBTA	neighbor	1396856518.605264	1.07×10⁻⁷	8.22×10⁰	0.678	0.678	0	0	1.9×10²	2×10¹
G631740	gstlal	neighbor	1396856518.610542	7.68×10⁻⁷	8.02×10⁰	—	—	—	—	1.16×10²	1.16×10²
G473302	gstlal	preferred	1396856518.604614	4.52×10⁻⁶	8.56×10⁰	0.258	0.258	0	0	1.19×10²	9.43×10¹

id: 182495
label: ""
h1 snr: 4.539474
l1 snr: 6.853383
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: 0.171506
spin 2z: 0.171506
has ns: 0.1065276289090872
has remnant: 0.0
has mass gap: 0.018600060609056113
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G622778/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G622778/files/mbta.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G622778/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 5
catalog version: 25.0
in offline catalog: ✓ True
notes: ""
id: 182496
label: ""
h1 snr: 4.0905471
l1 snr: 6.8980207
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.15468749
spin 2z: -0.15468749
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/G631740/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G631740/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 5
catalog version: 25.0
in offline catalog: ✓ True
notes: ""
id: 182497
label: ""
h1 snr: 3.9460793
l1 snr: 7.600966
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.9590625
spin 2z: -0.9590625
has ns: 0.0
has remnant: 0.0
has mass gap: 0.04264138160689884
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G473302/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G473302/files/gstlal.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G473302/files/bayestar.multiorder.fits
early warning: ✗ False
search type: low latency
catalog number: ""
catalog version: —
in offline catalog: ✗ False
notes: ""
id: 20257
last update: —

Parameter estimation (PE)

Details

Parameter-estimation status: unstarted
Analysts: Empty list
Reviewers: Empty list
Notes: ""

Parameter estimation results comparison, 0 records
Result identifier	Inference software	Waveform approximant	Run status	Review status	Analysts	Reviewers	Deprecated

id: 20257
illustrative result: ""
skymap release result: ""
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: 20257
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: 20257

Detector characterisation (Detchar)

Details

Notes: ""

id: 20257
recommended detectors: Empty list
dqr results: Empty list
analysts: Empty list
reviewers: Empty list
status: unstarted
recommended duration: —
participating detectors: ""

Extreme matter

Details

Notes: ""

id: 20257
analyses: Empty list

Cosmology

Details

Notes: ""

id: 20257
counterparts: Empty list
runs: Empty list
preferred low latency skymap: https://gracedb.ligo.org/api/v2/events/G473302/files/bayestar.multiorder.fits

Rapid neutron-star parameter estimation (RNP)

id: 20257
runs: Empty list

Catalogue tracking

Details

Notes: ""

id

16802

pe statuses

Empty list

search statuses

Item 1

id: 94213
uid: gstlal
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 2

id: 94214
uid: MBTA
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Publications

id: 20257
papers: ""

Additional metadata: id

id: 20257

Additional metadata: sname

sname: S240411ap

Additional metadata: commit sha

commit sha: 074aed6d4119ba5aa6c9c142b5ebaf0725ab3867

Additional metadata: commit timestamp

commit timestamp: 2026-06-11T08:03:14+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
Labels: Empty list
SchemaVersion: v3

Sname

S240411ap

GraceDB

ADVOK

✓ True

Events

Item 1

FAR: 1.066938e-07
UID: G622778
XML: https://gracedb.ligo.org/api/v2/events/G622778/files/coinc.xml
Pbbh: 0.677898872
Pbns: 0.0
H1SNR: 4.539474
HasNS: 0.1065276289090872
L1SNR: 6.853383
Mass1: 190.13287
Mass2: 19.959862
Notes: Empty list
Pnsbh: 0.0
State: neighbor
Pastro: 0.677898872
Skymap: https://gracedb.ligo.org/api/v2/events/G622778/files/bayestar.multiorder.fits
Spin1z: 0.171506
Spin2z: 0.171506
GPSTime: 1396856518.605264
Pipeline: MBTA
HasMassGap: 0.018600060609056113
HasRemnant: 0.0
NetworkSNR: 8.220443
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 5
CatalogVersion: 25
InOfflineCatalog: ✓ True
SourceClassification: https://gracedb.ligo.org/api/v2/events/G622778/files/mbta.p_astro.json

Item 2

FAR: 7.680493634884569e-07
UID: G631740
XML: https://gracedb.ligo.org/api/v2/events/G631740/files/coinc.xml
H1SNR: 4.0905471
HasNS: 0.0
L1SNR: 6.8980207
Mass1: 116.16337
Mass2: 116.16337
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G631740/files/bayestar.multiorder.fits
Spin1z: -0.15468749
Spin2z: -0.15468749
GPSTime: 1396856518.610542
Pipeline: gstlal
HasMassGap: 0.015682288725766987
HasRemnant: 0.0
NetworkSNR: 8.019679896489299
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 5
CatalogVersion: 25
InOfflineCatalog: ✓ True

Item 3

FAR: 4.515154386675809e-06
UID: G473302
XML: https://gracedb.ligo.org/api/v2/events/G473302/files/coinc.xml
Pbbh: 0.25816192370016
Pbns: 4.806098000934997e-16
H1SNR: 3.9460793
HasNS: 0.0
L1SNR: 7.600966
Mass1: 118.61636
Mass2: 94.257309
Notes: Empty list
Pnsbh: 3.7066788822366154e-14
State: preferred
Pastro: 0.2581619237001975
Skymap: https://gracedb.ligo.org/api/v2/events/G473302/files/bayestar.multiorder.fits
Spin1z: -0.9590625
Spin2z: -0.9590625
GPSTime: 1396856518.604614
Pipeline: gstlal
HasMassGap: 0.04264138160689884
HasRemnant: 0.0
NetworkSNR: 8.564241078999146
SearchType: low latency
EarlyWarning: ✗ False
InOfflineCatalog: ✗ False
SourceClassification: https://gracedb.ligo.org/api/v2/events/G473302/files/gstlal.p_astro.json

LastUpdate

2026-06-10 15:03:09.744275

Instruments

H1,L1

SupereventFAR

1.066938e-07

SupereventPastro

0.677898872

Lensing

SingletAnalyses: —
MultipletAnalyses: —

Cosmology

Notes: Empty list
Counterparts: Empty list
PreferredLowLatencySkymap: https://gracedb.ligo.org/api/v2/events/G473302/files/bayestar.multiorder.fits
CosmologyRunsUsingThisSuperevent: Empty list

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: MBTA
Chunk: 0
Notes: Empty list
Finalized: ✗ False
ReviewStatus: unstarted

ParameterEstimationStatuses

Empty list

ParameterEstimation

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

RatesAndPopulations

RnPRunsUsingThisSuperevent: Empty list

DetectorCharacterization

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

Additional metadata: created at

created at: 2026-07-28T10:44:57.952190+10:00

Additional metadata: updated at

updated at: 2026-07-28T10:44:57.952195+10:00

S240411ap Copy superevent ID Show full identifier S240411ap

Summary

Info

Details

All remaining fields

GraceDB

Key fields

Details

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Parameter estimation (PE)

Details

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Tests of general relativity (TGR)

Details

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Lensing

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Detector characterisation (Detchar)

Details

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Extreme matter

Details

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Cosmology

Details

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Rapid neutron-star parameter estimation (RNP)

All remaining fields

Catalogue tracking

Details

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Publications

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Additional metadata: id

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Additional metadata: sname

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Additional metadata: commit sha

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Additional metadata: commit timestamp

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Additional metadata: is current

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Additional metadata: schema version

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Additional metadata: raw payload

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Additional metadata: created at

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Additional metadata: updated at

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S240411ap