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GW240716_034900 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW240716_034900

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW240716_034900

Both component-mass lower bounds exceed 3 solar masses

Primary mass40.3 M☉

Secondary mass26.5 M☉

ObservedJul 16, 2024

Event identity

Classification and release

ID: gwtc:GW240716_034900
Event name: GW240716_034900
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, July 16, 2024 at 3:49:00 AM UTC UTC
GPS time: 1,405,136,958.5

Source-frame posterior

Component and remnant masses

Primary mass: 40.3 (-8, +8.8) M☉
Secondary mass: 26.5 (-6.4, +6.7) M☉
Remnant mass: 63.9 (-7.5, +8.4) M☉
Effective spin: -0.02
Network SNR: 12.9

Propagation

Distance and statistical context

Luminosity distance: 1,860 (-930, +1,390) Mpc
Redshift: 0.34
Astrophysical probability: 0.99
False-alarm rate: 0

Provenance

Official source record

GWOSC · GWTC-5.0

GW240716_034900

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

JSON record GWOSC event page