Metadata

Summary

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 2.46×10⁻⁶
Astrophysical probability (p_astro) classification: 0.156

Info

Details

Notes: ""

id: 145902

GraceDB

Key fields

Instruments: H1,L1
ADVOK state: ✓ True
False-alarm rate (FAR): 2.46×10⁻⁶
Astrophysical probability (p_astro) classification: 0.156

Details

Notes: ""

GraceDB events comparison, 5 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
G636393	pycbc	neighbor	1427529991.648193	2.46×10⁻⁶	7.42×10⁰	—	—	—	—	9.49×10¹	8.62×10¹
G568628	gstlal	preferred	1427529991.662295	1.52×10⁻⁵	7.73×10⁰	0.073	0.073	0	0	7.97×10¹	9.04×10¹
G637560	CWB	neighbor	1427529991.647308	5.11×10⁻⁶	7.59×10⁰	—	—	—	—	—	—
G642847	gstlal	neighbor	1427529991.661852	3.52×10⁻⁶	7.74×10⁰	—	—	—	—	8.32×10¹	7.97×10¹
G640336	MBTA	neighbor	1427529991.653557	6.31×10⁻⁶	7.6×10⁰	0.05	0.05	0	0	9.31×10¹	7.52×10⁰

id: 553080
label: ""
h1 snr: 4.6180077
l1 snr: 5.8050508
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: 0.48402169
spin 2z: 0.48402169
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/G636393/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G636393/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553081
label: ""
h1 snr: 4.7037921
l1 snr: 6.1289787
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.17015626
spin 2z: -0.17015626
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/G568628/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G568628/files/gstlal.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G568628/files/bayestar.multiorder.fits
early warning: ✗ False
search type: low latency
catalog number: ""
catalog version: —
in offline catalog: ✗ False
notes: ""
id: 553077
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: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553078
label: ""
h1 snr: 4.7515907
l1 snr: 6.1157651
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.29390624
spin 2z: -0.29390624
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/G642847/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G642847/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553079
label: ""
h1 snr: 4.643475
l1 snr: 6.019891
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.977093
spin 2z: -0.977093
has ns: 7.122004328622699e-05
has remnant: 0.0
has mass gap: 0.0823832017655547
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G640336/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G640336/files/mbta.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G640336/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 145902
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: 145902
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: 145902
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: 145902

Detector characterisation (Detchar)

Details

Notes: ""

id: 145902
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: 145902
analyses: Empty list

Cosmology

Details

Notes: ""

id: 145902
counterparts: Empty list
runs: Empty list
preferred low latency skymap: https://gracedb.ligo.org/api/v2/events/G568628/files/bayestar.multiorder.fits

Rapid neutron-star parameter estimation (RNP)

id: 145902
runs: Empty list

Catalogue tracking

Details

Notes: ""

id

141289

pe statuses

Empty list

search statuses

Item 1

id: 297270
uid: pycbc
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 2

id: 297271
uid: MBTA
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 3

id: 297272
uid: gstlal
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 4

id: 297273
uid: CWB
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Publications

id: 145902
papers: ""

Additional metadata: id

id: 145902

Additional metadata: sname

sname: S250401bi

Additional metadata: commit sha

commit sha: 3ab336d28adaffdfb4aafef700980bc983562a94

Additional metadata: commit timestamp

commit timestamp: 2026-09-22T05:47:08+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

S250401bi

GraceDB

ADVOK

✓ True

Events

Item 1

FAR: 5.11098191e-06
UID: G637560
Notes: Empty list
State: neighbor
GPSTime: 1427529991.647308
Pipeline: CWB
NetworkSNR: 7.5914412333890855
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True

Item 2

FAR: 3.522361110216871e-06
UID: G642847
XML: https://gracedb.ligo.org/api/v2/events/G642847/files/coinc.xml
H1SNR: 4.7515907
HasNS: 0.0
L1SNR: 6.1157651
Mass1: 83.150055
Mass2: 79.746513
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G642847/files/bayestar.multiorder.fits
Spin1z: -0.29390624
Spin2z: -0.29390624
GPSTime: 1427529991.661852
Pipeline: gstlal
HasMassGap: 0.015682288725766987
HasRemnant: 0.0
NetworkSNR: 7.744688318317583
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True

Item 3

FAR: 6.309382e-06
UID: G640336
XML: https://gracedb.ligo.org/api/v2/events/G640336/files/coinc.xml
Pbbh: 0.049912867
Pbns: 0.0
H1SNR: 4.643475
HasNS: 7.122004328622699e-05
L1SNR: 6.019891
Mass1: 93.143209
Mass2: 7.52164
Notes: Empty list
Pnsbh: 0.0
State: neighbor
Pastro: 0.04991286699999997
Skymap: https://gracedb.ligo.org/api/v2/events/G640336/files/bayestar.multiorder.fits
Spin1z: -0.977093
Spin2z: -0.977093
GPSTime: 1427529991.653557
Pipeline: MBTA
HasMassGap: 0.0823832017655547
HasRemnant: 0.0
NetworkSNR: 7.602693
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True
SourceClassification: https://gracedb.ligo.org/api/v2/events/G640336/files/mbta.p_astro.json

Item 4

FAR: 2.461833204945532e-06
UID: G636393
XML: https://gracedb.ligo.org/api/v2/events/G636393/files/coinc.xml
H1SNR: 4.6180077
HasNS: 0.0
L1SNR: 5.8050508
Mass1: 94.921822
Mass2: 86.217033
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G636393/files/bayestar.multiorder.fits
Spin1z: 0.48402169
Spin2z: 0.48402169
GPSTime: 1427529991.648193
Pipeline: pycbc
HasMassGap: 0.015682288725766987
HasRemnant: 0.0
NetworkSNR: 7.41785751528705
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True

Item 5

FAR: 1.515870485982254e-05
UID: G568628
XML: https://gracedb.ligo.org/api/v2/events/G568628/files/coinc.xml
Pbbh: 0.0729526706288833
Pbns: 8.000617462256517e-16
H1SNR: 4.7037921
HasNS: 0.0
L1SNR: 6.1289787
Mass1: 79.746513
Mass2: 90.399117
Notes: Empty list
Pnsbh: 6.095034270832019e-14
State: preferred
Pastro: 0.07295267062894506
Skymap: https://gracedb.ligo.org/api/v2/events/G568628/files/bayestar.multiorder.fits
Spin1z: -0.17015626
Spin2z: -0.17015626
GPSTime: 1427529991.662295
Pipeline: gstlal
HasMassGap: 0.04264138160689884
HasRemnant: 0.0
NetworkSNR: 7.725932975265418
SearchType: low latency
EarlyWarning: ✗ False
InOfflineCatalog: ✗ False
SourceClassification: https://gracedb.ligo.org/api/v2/events/G568628/files/gstlal.p_astro.json

LastUpdate

2026-09-21 12:47:08.266073

Instruments

H1,L1

SupereventFAR

2.461833204945532e-06

SupereventPastro

0.15567945975676234

Lensing

SingletAnalyses: —
MultipletAnalyses: —

Cosmology

Notes: Empty list
Counterparts: Empty list
PreferredLowLatencySkymap: https://gracedb.ligo.org/api/v2/events/G568628/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: pycbc
Chunk: 0
Notes: Empty list
Finalized: ✗ False
ReviewStatus: unstarted

Item 2

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

Item 3

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

Item 4

UID: CWB
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: 2026-09-23T02:01:07.329601+10:00

Additional metadata: updated at

updated at: 2026-09-23T02:01:07.329606+10:00

S250401bi Copy superevent ID Show full identifier S250401bi

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

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

S250401bi