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KK 1945 | Black Holes | Apex Andromeda | Apex Andromeda

Black Holes/KK 1945

InferredSupermassive

Unified black-hole record

KK 1945

Cataloged mass estimate

Also known as RKK 1945

Mass89.997M M☉

Distance235.485M ly

HostKK 1945

Drag to orbitScroll to zoomEmbedded animation playing

3D model “Blackhole” by rubykamen, licensed under CC BY 4.0.

Catalog record

Identity and classification

ID: vizier-massive:J/A+A/521/A55/bh:4107
Canonical name: KK 1945
Alternate names: RKK 1945
Black-hole type: Supermassive
Status: Inferred
Population: Catalog
Confidence: Cataloged mass estimate
Host galaxy: KK 1945

Position

Coordinates and distance

Right ascension (RA): 151.62186°
Declination (Dec): -50.24298°
Galactic longitude (l): 277.91788°
Galactic latitude (b): 4.443°
Distance: 235.485M light-years
Distance error: Not reported by source catalogs
Redshift: 0.01757

Physical profile

Mass, spin, and system

Mass: 89.997M solar masses
Mass error, lower: 44.999M solar masses
Mass error, upper: 44.999M solar masses
Spin: Not reported by source catalogs
Companion: Not reported by source catalogs
Companion type: Not reported by source catalogs
Orbital period: Not reported by source catalogs
Inclination: Not reported by source catalogs

Evidence

Detection and discovery

Detection method: Galaxy luminosity-based black-hole mass estimate
Discovery year: Not reported by source catalogs
Discovery observatory: Not reported by source catalogs
X-ray properties: Not reported by source catalogs
Radio properties: Not reported by source catalogs
Gravitational-wave event: Not reported by source catalogs

Provenance

Sources and refresh state

Source catalog: VizieR J/A+A/521/A55
Source reference: 2010A&A...521A..55C
Last updated: 2026-08-31T01:34:41.049Z
Source record: Open provider record ↗

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