H 1743-322

Strong black-hole candidate

Also known as IGR J17464-3213 · XTE J17464-3213 · [KRL2007b] 273 · 1H 1741-322 · H 1743-32 · INTEGRAL1 68 · INTREF 826 · XTE J1746-322 · PBC J1746.1-3214 · SWIFT J1746.2-3214 · SWIFT J1746.2-3213 · NAME XTE J17464-3213

MassNot reported by source catalogs

Distance32.616K ly

HostNot reported by source catalogs

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

Catalog record

Identity and classification

ID: vizier-blackcat:J/ApJS/222/15/table12:46
Canonical name: H 1743-322
Alternate names: IGR J17464-3213 · XTE J17464-3213 · [KRL2007b] 273 · 1H 1741-322 · H 1743-32 · INTEGRAL1 68 · INTREF 826 · XTE J1746-322 · PBC J1746.1-3214 · SWIFT J1746.2-3214 · SWIFT J1746.2-3213 · NAME XTE J17464-3213
Black-hole type: Stellar-Mass Binary
Status: Strong Candidate
Population: Catalog
Confidence: Strong black-hole candidate
Host galaxy: Not reported by source catalogs

Position

Coordinates and distance

Right ascension (RA): 266.56498333°
Declination (Dec): -32.23357222°
Galactic longitude (l): 357.2552°
Galactic latitude (b): -1.833°
Distance: 32.616K light-years
Distance error: Not reported by source catalogs
Redshift: Not reported by source catalogs

Physical profile

Mass, spin, and system

Mass: Not reported by source catalogs
Mass error, lower: Not reported by source catalogs
Mass error, upper: Not reported by source catalogs
Spin: Not reported by source catalogs
Companion: (XTE J1746-322=IGR J17464-3213)
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: X-ray binary classification
Discovery year: 1977
Discovery observatory: Ar,H
X-ray properties: WATCHDOG source type: BHC,T,R,J,W
Radio properties: Not reported by source catalogs
Gravitational-wave event: Not reported by source catalogs

Provenance

Sources and refresh state

Source catalog: VizieR J/ApJS/222/15 (WATCHDOG/BlackCAT)
Source reference: 2016ApJS..222...15T
Last updated: 2026-09-11T22:32:44.775Z
Source record: Open provider record ↗

Merged source records

VizieR J/ApJS/222/15 (WATCHDOG/BlackCAT)2016ApJS..222...15T
SIMBAD black-hole object typesSIMBAD object type BH/BH?