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GW190719_215514 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW190719_215514

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW190719_215514

Both component-mass lower bounds exceed 3 solar masses

Primary mass36.6 M☉

Secondary mass19.9 M☉

ObservedJul 19, 2019

Event identity

Classification and release

ID: gwtc:GW190719_215514
Event name: GW190719_215514
Classification: Binary Black Hole
Composition status: Confirmed
Confidence boundary: Both component-mass lower bounds exceed 3 solar masses
Catalog: GWTC-2.1-confident
Preferred event version: v2
Observed at: Friday, July 19, 2019 at 9:55:14 PM UTC UTC
GPS time: 1,247,608,532.9

Source-frame posterior

Component and remnant masses

Primary mass: 36.6 (-11.1, +42.1) M☉
Secondary mass: 19.9 (-9.3, +10) M☉
Remnant mass: 54.5 (-11.1, +38.3) M☉
Effective spin: 0.25
Network SNR: 7.9

Propagation

Distance and statistical context

Luminosity distance: 3,730 (-2,070, +3,120) Mpc
Redshift: 0.61
Astrophysical probability: 0.9198
False-alarm rate: 0.63

Provenance

Official source record

GWOSC · GWTC-2.1-confident

GW190719_215514

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

JSON record GWOSC event page