Metadata

Summary

Instruments: H1,L1,V1
ADVOK state: ✓ True
False-alarm rate (FAR): 1.28×10⁻⁶
Astrophysical probability (p_astro) classification: 0.191

Info

Details

Notes: ""

id: 146133

GraceDB

Key fields

Instruments: H1,L1,V1
ADVOK state: ✓ True
False-alarm rate (FAR): 1.28×10⁻⁶
Astrophysical probability (p_astro) classification: 0.191

Details

Notes: ""

GraceDB events comparison, 4 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
G642841	gstlal	neighbor	1437104327.381151	9.78×10⁻⁶	8.84×10⁰	—	—	—	—	2.81×10¹	2.92×10¹
G640411	MBTA	neighbor	1437104327.380744	1.28×10⁻⁶	9.51×10⁰	0.191	0.191	0	0	3.63×10¹	1.4×10¹
G636500	pycbc	neighbor	1437104327.380127	8.27×10⁻⁶	7.56×10⁰	—	—	—	—	4.84×10¹	3.55×10¹
G582543	MBTA	preferred	1437104327.380254	1.12×10⁻⁵	1×10¹	0.069	0.069	0	0	3.69×10¹	1.14×10¹

id: 553566
label: ""
h1 snr: 5.4722686
l1 snr: 6.1664863
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: -0.01546875
spin 2z: -0.01546875
has ns: 0.0
has remnant: 0.0
has mass gap: 0.005275362318840579
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G642841/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G642841/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553567
label: ""
h1 snr: 4.613565
l1 snr: 7.608417
v1 snr: 3.353164
k1 snr: —
g1 snr: —
spin 1z: -0.767102
spin 2z: -0.767102
has ns: 0.0
has remnant: 0.0
has mass gap: 0.0
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G640411/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G640411/files/mbta.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G640411/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553568
label: ""
h1 snr: 5.4968042
l1 snr: 5.1948848
v1 snr: —
k1 snr: —
g1 snr: —
spin 1z: 0.5458132
spin 2z: 0.5458132
has ns: 0.0
has remnant: 0.0
has mass gap: 0.005275362318840579
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G636500/files/coinc.xml
source classification: ""
skymap: https://gracedb.ligo.org/api/v2/events/G636500/files/bayestar.multiorder.fits
early warning: ✗ False
search type: offline
catalog number: 6
catalog version: 20.0
in offline catalog: ✓ True
notes: ""
id: 553569
label: ""
h1 snr: 4.173089
l1 snr: 8.391911
v1 snr: 3.499169
k1 snr: —
g1 snr: —
spin 1z: -0.99751
spin 2z: -0.99751
has ns: 0.0
has remnant: 0.0
has mass gap: 0.08410804125632515
pipeline has ns: —
pipeline has remnant: —
pipeline has mass gap: —
xml: https://gracedb.ligo.org/api/v2/events/G582543/files/coinc.xml
source classification: https://gracedb.ligo.org/api/v2/events/G582543/files/mbta.p_astro.json
skymap: https://gracedb.ligo.org/api/v2/events/G582543/files/bayestar.multiorder.fits
early warning: ✗ False
search type: low latency
catalog number: ""
catalog version: —
in offline catalog: ✗ False
notes: ""
id: 146133
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: 146133
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: 146133
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: 146133

Detector characterisation (Detchar)

Details

Notes: ""

id: 146133
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: 146133
analyses: Empty list

Cosmology

Details

Notes: ""

id: 146133
counterparts: Empty list
runs: Empty list
preferred low latency skymap: https://gracedb.ligo.org/api/v2/events/G582543/files/bayestar.multiorder.fits

Rapid neutron-star parameter estimation (RNP)

id: 146133
runs: Empty list

Catalogue tracking

Details

Notes: ""

id

141520

pe statuses

Empty list

search statuses

Item 1

id: 297569
uid: pycbc
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 2

id: 297570
uid: MBTA
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Item 3

id: 297571
uid: gstlal
review status: unstarted
finalized: ✗ False
chunk: 0.0
notes: ""

Publications

id: 146133
papers: ""

Additional metadata: id

id: 146133

Additional metadata: sname

sname: S250721m

Additional metadata: commit sha

commit sha: ac02fcfc9dae919ae9f6a8e48eefbf6c2febbf12

Additional metadata: commit timestamp

commit timestamp: 2026-09-22T05:51:05+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
Labels: Empty list
SchemaVersion: v3

Sname

S250721m

GraceDB

ADVOK

✓ True

Events

Item 1

FAR: 9.781334549757983e-06
UID: G642841
XML: https://gracedb.ligo.org/api/v2/events/G642841/files/coinc.xml
H1SNR: 5.4722686
HasNS: 0.0
L1SNR: 6.1664863
Mass1: 28.050522
Mass2: 29.247704
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G642841/files/bayestar.multiorder.fits
Spin1z: -0.01546875
Spin2z: -0.01546875
GPSTime: 1437104327.381151
Pipeline: gstlal
HasMassGap: 0.005275362318840579
HasRemnant: 0.0
NetworkSNR: 8.83678526132936
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True

Item 2

FAR: 1.275862e-06
UID: G640411
XML: https://gracedb.ligo.org/api/v2/events/G640411/files/coinc.xml
Pbbh: 0.190687769
Pbns: 0.0
H1SNR: 4.613565
HasNS: 0.0
L1SNR: 7.608417
Mass1: 36.321542
Mass2: 13.960231
Notes: Empty list
Pnsbh: 0.0
State: neighbor
V1SNR: 3.353164
Pastro: 0.19068776899999995
Skymap: https://gracedb.ligo.org/api/v2/events/G640411/files/bayestar.multiorder.fits
Spin1z: -0.767102
Spin2z: -0.767102
GPSTime: 1437104327.380744
Pipeline: MBTA
HasMassGap: 0.0
HasRemnant: 0.0
NetworkSNR: 9.50877
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True
SourceClassification: https://gracedb.ligo.org/api/v2/events/G640411/files/mbta.p_astro.json

Item 3

FAR: 8.270961606461752e-06
UID: G636500
XML: https://gracedb.ligo.org/api/v2/events/G636500/files/coinc.xml
H1SNR: 5.4968042
HasNS: 0.0
L1SNR: 5.1948848
Mass1: 48.377377
Mass2: 35.513206
Notes: Empty list
State: neighbor
Skymap: https://gracedb.ligo.org/api/v2/events/G636500/files/bayestar.multiorder.fits
Spin1z: 0.5458132
Spin2z: 0.5458132
GPSTime: 1437104327.380127
Pipeline: pycbc
HasMassGap: 0.005275362318840579
HasRemnant: 0.0
NetworkSNR: 7.563179534491162
SearchType: offline
EarlyWarning: ✗ False
CatalogNumber: 6
CatalogVersion: 20
InOfflineCatalog: ✓ True

Item 4

FAR: 1.12492e-05
UID: G582543
XML: https://gracedb.ligo.org/api/v2/events/G582543/files/coinc.xml
Pbbh: 0.06874285541396243
Pbns: 0.0
H1SNR: 4.173089
HasNS: 0.0
L1SNR: 8.391911
Mass1: 36.878422
Mass2: 11.413632
Notes: Empty list
Pnsbh: 0.0
State: preferred
V1SNR: 3.499169
Pastro: 0.06874285541396241
Skymap: https://gracedb.ligo.org/api/v2/events/G582543/files/bayestar.multiorder.fits
Spin1z: -0.99751
Spin2z: -0.99751
GPSTime: 1437104327.380254
Pipeline: MBTA
HasMassGap: 0.08410804125632515
HasRemnant: 0.0
NetworkSNR: 10.00415
SearchType: low latency
EarlyWarning: ✗ False
InOfflineCatalog: ✗ False
SourceClassification: https://gracedb.ligo.org/api/v2/events/G582543/files/mbta.p_astro.json

LastUpdate

2026-09-21 12:51:04.960314

Instruments

H1,L1,V1

SupereventFAR

1.275862e-06

SupereventPastro

0.19068776899999995

Lensing

SingletAnalyses: —
MultipletAnalyses: —

Cosmology

Notes: Empty list
Counterparts: Empty list
PreferredLowLatencySkymap: https://gracedb.ligo.org/api/v2/events/G582543/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

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: 2026-09-23T02:01:20.572787+10:00

Additional metadata: updated at

updated at: 2026-09-23T02:01:20.572793+10:00

S250721m Copy superevent ID Show full identifier S250721m

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

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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

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S250721m