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GW230630_234532 | Gravitational-wave mergers | Apex Andromeda | Apex Andromeda

Black Holes/Gravitational-wave mergers/GW230630_234532

ConfirmedBinary Black Hole

GWOSC compact-binary event

GW230630_234532

Both component-mass lower bounds exceed 3 solar masses

Primary mass10 M☉

Secondary mass6.6 M☉

ObservedJun 30, 2023

Event identity

Classification and release

ID: gwtc:GW230630_234532
Event name: GW230630_234532
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: Friday, June 30, 2023 at 11:45:32 PM UTC UTC
GPS time: 1,372,203,950.4

Source-frame posterior

Component and remnant masses

Primary mass: 10 (-1.9, +3.6) M☉
Secondary mass: 6.6 (-1.6, +1.5) M☉
Remnant mass: 16.1 (-1.4, +2.2) M☉
Effective spin: -0.04
Network SNR: 9.9

Propagation

Distance and statistical context

Luminosity distance: 1,090 (-490, +520) Mpc
Redshift: 0.21
Astrophysical probability: 0.99
False-alarm rate: 0.0004

Provenance

Official source record

GWOSC · GWTC-4.1

GW230630_234532

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

JSON record GWOSC event page