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GW241114_235258 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW241114_235258

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW241114_235258

Both component-mass lower bounds exceed 3 solar masses

Primary mass11.3 M☉

Secondary mass7.7 M☉

ObservedNov 14, 2024

Event identity

Classification and release

ID: gwtc:GW241114_235258
Event name: GW241114_235258
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: Thursday, November 14, 2024 at 11:52:58 PM UTC UTC
GPS time: 1,415,663,596.1

Source-frame posterior

Component and remnant masses

Primary mass: 11.3 (-1.9, +5.2) M☉
Secondary mass: 7.7 (-2.2, +1.5) M☉
Remnant mass: 18.2 (-1.2, +3) M☉
Effective spin: 0.06
Network SNR: 12.4

Propagation

Distance and statistical context

Luminosity distance: 790 (-350, +300) Mpc
Redshift: 0.16
Astrophysical probability: 0.99
False-alarm rate: 0

Provenance

Official source record

GWOSC · GWTC-5.0

GW241114_235258

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

JSON record GWOSC event page