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GW190706_222641 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW190706_222641

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW190706_222641

Both component-mass lower bounds exceed 3 solar masses

Primary mass74 M☉

Secondary mass39.4 M☉

ObservedJul 6, 2019

Event identity

Classification and release

ID: gwtc:GW190706_222641
Event name: GW190706_222641
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: Saturday, July 6, 2019 at 10:26:41 PM UTC UTC
GPS time: 1,246,487,219.3

Source-frame posterior

Component and remnant masses

Primary mass: 74 (-16.9, +20.1) M☉
Secondary mass: 39.4 (-15.4, +18.4) M☉
Remnant mass: 107.3 (-15.9, +25.2) M☉
Effective spin: 0.28
Network SNR: 13.4

Propagation

Distance and statistical context

Luminosity distance: 3,630 (-2,000, +2,600) Mpc
Redshift: 0.6
Astrophysical probability: 1
False-alarm rate: 0.0001

Provenance

Official source record

GWOSC · GWTC-2.1-confident

GW190706_222641

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

JSON record GWOSC event page