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GW240922_142106 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW240922_142106

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW240922_142106

Both component-mass lower bounds exceed 3 solar masses

Primary mass11.5 M☉

Secondary mass7.8 M☉

ObservedSep 22, 2024

Event identity

Classification and release

ID: gwtc:GW240922_142106
Event name: GW240922_142106
Classification: Binary Black Hole
Composition status: Confirmed
Confidence boundary: Both component-mass lower bounds exceed 3 solar masses
Catalog: GWTC-5.0
Preferred event version: v1
Observed at: Sunday, September 22, 2024 at 2:21:06 PM UTC UTC
GPS time: 1,411,050,084.4

Source-frame posterior

Component and remnant masses

Primary mass: 11.5 (-2, +3.9) M☉
Secondary mass: 7.8 (-1.8, +1.5) M☉
Remnant mass: 18.4 (-1.2, +2.3) M☉
Effective spin: 0.07
Network SNR: 12.5

Propagation

Distance and statistical context

Luminosity distance: 1,230 (-500, +340) Mpc
Redshift: 0.24
Astrophysical probability: 0.99
False-alarm rate: 0

Provenance

Official source record

GWOSC · GWTC-5.0

GW240922_142106

Last synchronized 9/12/2026, 1:40:20 AM UTC.

JSON record GWOSC event page