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GW200216_220804 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW200216_220804

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW200216_220804

Both component-mass lower bounds exceed 3 solar masses

Primary mass51 M☉

Secondary mass30 M☉

ObservedFeb 16, 2020

Event identity

Classification and release

ID: gwtc:GW200216_220804
Event name: GW200216_220804
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: Sunday, February 16, 2020 at 10:08:04 PM UTC UTC
GPS time: 1,265,926,102.8

Source-frame posterior

Component and remnant masses

Primary mass: 51 (-13, +22) M☉
Secondary mass: 30 (-16, +14) M☉
Remnant mass: 78 (-13, +19) M☉
Effective spin: 0.1
Network SNR: 8.1

Propagation

Distance and statistical context

Luminosity distance: 3,800 (-2,000, +3,000) Mpc
Redshift: 0.63
Astrophysical probability: 0.7728
False-alarm rate: 0.35

Provenance

Official source record

GWOSC · GWTC-3-confident

GW200216_220804

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

JSON record GWOSC event page