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Small Magellanic Cloud

The Small Magellanic Cloud (SMC) is a dwarf galaxy near the Milky Way. Classified as a dwarf irregular galaxy, the SMC has a D25 isophotal diameter of about 5.78 kiloparsecs (18,900 light-years), and contains several hundred million stars. It has a total mass of approximately 7 billion solar masses. At a distance of about 200,000 light-years, the SMC is…

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Apparent magnitude (V)
2.7
Apparent size (V)
5° 20′ × 3° 5′
Constellation
Tucana and Hydrus
Declination
−72° 49′ 43″
Distance
203.7 ± 1.5 kly (62.44 ± 0.47 kpc)
Notable features
Companion dwarf to the Milky Way

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Overview

Observation history

Features

X-ray sources

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Small Magellanic Cloud

Nodes77
Edges76
Triples57
Avg. degree1.97
Density0.025974
Components1

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Small Magellanic Cloud

Top relations

related to X-ray sources · 26
Small Magellanic Cloud → AGN, ASCA, Be, Be-type, Chandra, Explorer, HMXB, HMXBs, III, Lx, Milky Way, Monitoring, Most HMXBs, NASA's Rossi X-ray Timing, O9-B2, Recent, RXTE, SMC, SMC's Bar, The
related to External links · 10
Small Magellanic Cloud → Archived, Day, ESA/Hubble, January, Likely, NASA Extragalactic Database, SMCSEDS, SMCSMC, The Tail, Wayback MachineAstronomy Picture
related to Features · 7
Small Magellanic Cloud → Large Magellanic Cloud, LMC, Milky Way, The Magellanic Clouds, The SMC, There, This
see also · 3
Small Magellanic Cloud → NGC, Objects, Stars
Apparent magnitude (V) · 1
Small Magellanic Cloud → 2.7
Apparent size (V) · 1
Small Magellanic Cloud → 5° 20′ × 3° 5′
Constellation · 1
Small Magellanic Cloud → Tucana and Hydrus
Declination · 1
Small Magellanic Cloud → −72° 49′ 43″
Distance · 1
Small Magellanic Cloud → 203.7 ± 1.5 kly (62.44 ± 0.47 kpc)
Notable features · 1
Small Magellanic Cloud → Companion dwarf to the Milky Way

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Important terminology

smc magellanic cloud x-ray milky way stars small galaxy distance large clouds lmc tucana light-years contains source dwarf diameter constellation

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Small Magellanic CloudApparent magnitude (V)2.71.00infobox
Small Magellanic CloudApparent size (V)5° 20′ × 3° 5′1.00infobox
Small Magellanic CloudConstellationTucana and Hydrus1.00infobox
Small Magellanic CloudDeclination−72° 49′ 43″1.00infobox
Small Magellanic CloudDistance203.7 ± 1.5 kly (62.44 ± 0.47 kpc)1.00infobox
Small Magellanic CloudNotable featuresCompanion dwarf to the Milky Way1.00infobox
Small Magellanic CloudNumber of stars3 billion1.00infobox
Small Magellanic CloudRedshift0.0005271.00infobox
Small Magellanic CloudRight ascension00h 52m 44.8s1.00infobox
Small Magellanic CloudSize5.78 kiloparsecs (18,900 light-years) (diameter; 25.0 mag/arcsec2 B-band isophote)1.00infobox
Small Magellanic CloudTypeSB(s)m pec1.00infobox
Small Magellanic Cloudrelated to External linksNASA Extragalactic Database0.60section

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