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GW240107_013215 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW240107_013215

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW240107_013215

Both component-mass lower bounds exceed 3 solar masses

Primary mass59 M☉

Secondary mass33 M☉

ObservedJan 7, 2024

Event identity

Classification and release

ID: gwtc:GW240107_013215
Event name: GW240107_013215
Classification: Binary Black Hole
Composition status: Confirmed
Confidence boundary: Both component-mass lower bounds exceed 3 solar masses
Catalog: GWTC-4.1
Preferred event version: v2
Observed at: Sunday, January 7, 2024 at 1:32:15 AM UTC UTC
GPS time: 1,388,626,353.7

Source-frame posterior

Component and remnant masses

Primary mass: 59 (-17, +27) M☉
Secondary mass: 33 (-17, +20) M☉
Remnant mass: 87 (-19, +29) M☉
Effective spin: 0.32
Network SNR: 9.6

Propagation

Distance and statistical context

Luminosity distance: 5,800 (-3,300, +4,900) Mpc
Redshift: 0.88
Astrophysical probability: 0.99
False-alarm rate: 0.0094

Provenance

Official source record

GWOSC · GWTC-4.1

GW240107_013215

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

JSON record GWOSC event page