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GW200219_094415 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW200219_094415

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW200219_094415

Both component-mass lower bounds exceed 3 solar masses

Primary mass37.5 M☉

Secondary mass27.9 M☉

ObservedFeb 19, 2020

Event identity

Classification and release

ID: gwtc:GW200219_094415
Event name: GW200219_094415
Classification: Binary Black Hole
Composition status: Confirmed
Confidence boundary: Both component-mass lower bounds exceed 3 solar masses
Catalog: GWTC-3-confident
Preferred event version: v1
Observed at: Wednesday, February 19, 2020 at 9:44:15 AM UTC UTC
GPS time: 1,266,140,673.1

Source-frame posterior

Component and remnant masses

Primary mass: 37.5 (-6.9, +10.1) M☉
Secondary mass: 27.9 (-8.4, +7.4) M☉
Remnant mass: 62.2 (-7.8, +11.7) M☉
Effective spin: -0.08
Network SNR: 10.7

Propagation

Distance and statistical context

Luminosity distance: 3,400 (-1,500, +1,700) Mpc
Redshift: 0.57
Astrophysical probability: 0.99
False-alarm rate: 0.001

Provenance

Official source record

GWOSC · GWTC-3-confident

GW200219_094415

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

JSON record GWOSC event page