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GW240514_121713 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW240514_121713

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW240514_121713

Both component-mass lower bounds exceed 3 solar masses

Primary mass46.8 M☉

Secondary mass36.7 M☉

ObservedMay 14, 2024

Event identity

Classification and release

ID: gwtc:GW240514_121713
Event name: GW240514_121713
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: Tuesday, May 14, 2024 at 12:17:13 PM UTC UTC
GPS time: 1,399,724,251.7

Source-frame posterior

Component and remnant masses

Primary mass: 46.8 (-6.3, +9.3) M☉
Secondary mass: 36.7 (-10.6, +7.5) M☉
Remnant mass: 78.9 (-6.3, +10.4) M☉
Effective spin: 0.01
Network SNR: 16.9

Propagation

Distance and statistical context

Luminosity distance: 2,590 (-1,040, +820) Mpc
Redshift: 0.45
Astrophysical probability: 0.99
False-alarm rate: 0

Provenance

Official source record

GWOSC · GWTC-5.0

GW240514_121713

Last synchronized 9/12/2026, 3:20:17 AM UTC.

JSON record GWOSC event page