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GW240507_041632 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW240507_041632

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW240507_041632

Both component-mass lower bounds exceed 3 solar masses

Primary mass31.3 M☉

Secondary mass8.5 M☉

ObservedMay 7, 2024

Event identity

Classification and release

ID: gwtc:GW240507_041632
Event name: GW240507_041632
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 7, 2024 at 4:16:32 AM UTC UTC
GPS time: 1,399,090,610.4

Source-frame posterior

Component and remnant masses

Primary mass: 31.3 (-11.6, +9.2) M☉
Secondary mass: 8.5 (-1.9, +6.3) M☉
Remnant mass: 38.9 (-7.2, +8) M☉
Effective spin: 0.01
Network SNR: 10.2

Propagation

Distance and statistical context

Luminosity distance: 1,450 (-500, +900) Mpc
Redshift: 0.28
Astrophysical probability: 0.99
False-alarm rate: 0.0003

Provenance

Official source record

GWOSC · GWTC-5.0

GW240507_041632

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

JSON record GWOSC event page