S230921al

cbc-workflow-o4a
Current version: 152aed9c recorded 2026-06-10 19:28 UTC v3

Metadata

Summary

Instruments
H1,L1
ADVOK state
✓ True
False-alarm rate (FAR)
5.27×10⁻⁶
Astrophysical probability (p_astro) classification
0.037

Info

Details

Notes
""

All remaining fields

id
91277

GraceDB

Key fields

Instruments
H1,L1
ADVOK state
✓ True
False-alarm rate (FAR)
5.27×10⁻⁶
Astrophysical probability (p_astro) classification
0.037

Details

Notes
""
GraceDB events comparison, 2 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
G530479 MBTA neighbor 1379352125.945685 5.27×10⁻⁶ 7.16×10⁰ 0.037 0.037 0 0 1.05×10² 2.78×10⁰
G490665 MBTA preferred 1379352125.945685 2.08×10⁻⁵ 7.16×10⁰ 0.031 0.031 0 0 1.05×10² 2.78×10⁰

All remaining fields

id
371474
label
""
h1 snr
5.585969
l1 snr
4.473012
v1 snr
—
k1 snr
—
g1 snr
—
spin 1z
0.079358
spin 2z
0.079358
has ns
0.09515186973088903
has remnant
0.0
has mass gap
0.4156730635901922
pipeline has ns
—
pipeline has remnant
—
pipeline has mass gap
—
xml
https://gracedb.ligo.org/api/v2/events/G530479/files/coinc.xml
source classification
https://gracedb.ligo.org/api/v2/events/G530479/files/mbta.p_astro.json
skymap
https://gracedb.ligo.org/api/v2/events/G530479/files/bayestar.multiorder.fits
early warning
✗ False
search type
offline
catalog number
4.1
catalog version
5.0
in offline catalog
✓ True
notes
""
id
371475
label
""
h1 snr
5.585969
l1 snr
4.473012
v1 snr
—
k1 snr
—
g1 snr
—
spin 1z
0.079358
spin 2z
0.079358
has ns
0.09515186973088903
has remnant
0.0
has mass gap
0.4156730635901922
pipeline has ns
—
pipeline has remnant
—
pipeline has mass gap
—
xml
https://gracedb.ligo.org/api/v2/events/G490665/files/coinc.xml
source classification
https://gracedb.ligo.org/api/v2/events/G490665/files/mbta.p_astro.json
skymap
https://gracedb.ligo.org/api/v2/events/G490665/files/bayestar.multiorder.fits
early warning
✗ False
search type
offline
catalog number
""
catalog version
—
in offline catalog
✗ False
notes
""
id
91277
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

All remaining fields

id
91277
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
""

All remaining fields

id
91276
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

All remaining fields

Companion superevent
Empty list
Singlet analysis identifier
Empty list
id
91276

Detector characterisation (Detchar)

Details

Notes
""

All remaining fields

id
91276
recommended detectors
Empty list
dqr results
Empty list
analysts
Empty list
reviewers
Empty list
status
unstarted
recommended duration
—
participating detectors
""

Extreme matter

Details

Notes
""

All remaining fields

id
91276
analyses
Empty list

Cosmology

Details

Notes
""

All remaining fields

id
91276
counterparts
Empty list
runs
Empty list
preferred low latency skymap
https://gracedb.ligo.org/api/v2/events/G490665/files/bayestar.multiorder.fits

Rapid neutron-star parameter estimation (RNP)

All remaining fields

id
91276
runs
Empty list

Catalogue tracking

Details

Notes
""

All remaining fields

id
87128
pe statuses
Empty list
search statuses
Item 1
id
193567
uid
MBTA
review status
pass
finalized
✓ True
chunk
9.0
notes
""

Publications

All remaining fields

id
91277
papers
""

Additional metadata: id

All remaining fields

id
91277

Additional metadata: sname

All remaining fields

sname
S230921al

Additional metadata: commit sha

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commit sha
152aed9cd5a7cdcec8a84a55f3d6a4042b15e6cc

Additional metadata: commit timestamp

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commit timestamp
2026-06-11T05:28:32+10:00

Additional metadata: is current

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is current
✓ True

Additional metadata: schema version

All remaining fields

schema version
v3

Additional metadata: raw payload

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raw payload
Info
Notes
Empty list
Labels
Empty list
SchemaVersion
v3
Sname
S230921al
GraceDB
ADVOK
✓ True
Events
Item 1
FAR
5.272496e-06
UID
G530479
XML
https://gracedb.ligo.org/api/v2/events/G530479/files/coinc.xml
Pbbh
0.037240184
Pbns
0.0
H1SNR
5.585969
HasNS
0.09515186973088903
L1SNR
4.473012
Mass1
104.72371
Mass2
2.782094
Notes
Empty list
Pnsbh
0.0
State
neighbor
Pastro
0.037240183999999954
Skymap
https://gracedb.ligo.org/api/v2/events/G530479/files/bayestar.multiorder.fits
Spin1z
0.079358
Spin2z
0.079358
GPSTime
1379352125.945685
Pipeline
MBTA
HasMassGap
0.4156730635901922
HasRemnant
0.0
NetworkSNR
7.156178
SearchType
offline
EarlyWarning
✗ False
CatalogNumber
4.1
CatalogVersion
5
InOfflineCatalog
✓ True
SourceClassification
https://gracedb.ligo.org/api/v2/events/G530479/files/mbta.p_astro.json
Item 2
FAR
2.084045e-05
UID
G490665
XML
https://gracedb.ligo.org/api/v2/events/G490665/files/coinc.xml
Pbbh
0.03096998
Pbns
0.0
H1SNR
5.585969
HasNS
0.09515186973088903
L1SNR
4.473012
Mass1
104.72371
Mass2
2.782094
Notes
Empty list
Pnsbh
0.0
State
preferred
Pastro
0.030969979999999953
Skymap
https://gracedb.ligo.org/api/v2/events/G490665/files/bayestar.multiorder.fits
Spin1z
0.079358
Spin2z
0.079358
GPSTime
1379352125.945685
Pipeline
MBTA
HasMassGap
0.4156730635901922
HasRemnant
0.0
NetworkSNR
7.156178
SearchType
offline
EarlyWarning
✗ False
InOfflineCatalog
✗ False
SourceClassification
https://gracedb.ligo.org/api/v2/events/G490665/files/mbta.p_astro.json
LastUpdate
2026-06-10 12:28:31.775826
Instruments
H1,L1
SupereventFAR
5.272496e-06
SupereventPastro
0.037240183999999954
Lensing
SingletAnalyses
—
MultipletAnalyses
—
Cosmology
Notes
Empty list
Counterparts
Empty list
PreferredLowLatencySkymap
https://gracedb.ligo.org/api/v2/events/G490665/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
MBTA
Chunk
9
Notes
Empty list
Finalized
✓ True
ReviewStatus
pass
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

All remaining fields

created at
2026-07-28T11:39:11.586717+10:00

Additional metadata: updated at

All remaining fields

updated at
2026-07-28T11:39:11.586723+10:00