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IC 4773

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Galaxie
IC 4773
(({Kartentext))}
AladinLite
Sternbild Pfau
Position
ÄquinoktiumJ2000.0, Epoche: J2000.0
Rektaszension 18h 51m 20,8s[1]
Deklination −69° 55′ 34″[1]
Erscheinungsbild
Morphologischer Typ SAB(r)dm[1]
Helligkeit (visuell) 13,8 mag[2]
Helligkeit (B-Band) 14,4 mag[2]
Winkel­ausdehnung 1,6′ × 0,9′[2]
Positionswinkel 137°[2]
Inklination °
Flächen­helligkeit 14,0 mag/arcmin²[2]
Physikalische Daten
Zugehörigkeit [1]
Rotverschiebung 0.013633[1]
Radial­geschwin­digkeit 4087 km/s[1]
Hubbledistanz
H0 = 73 km/(s • Mpc)
(177 ± 12) · 106 Lj
(54,4 ± 3,8) Mpc [1]
Absolute Helligkeit mag
Masse M
Durchmesser 80.000 Lj
Metallizität [Fe/H]
Geschichte
Entdeckung DeLisle Stewart
Entdeckungsdatum 17. September 1900
Katalogbezeichnungen
IC 4773 • PGC 62498 • ESO 072-002 •

IC 4773 ist eine Balken-Spiralgalaxie vom Hubble-Typ Sc im Sternbild Pfau am Südsternhimmel. Sie ist schätzungsweise 177 Millionen Lichtjahre von der Milchstraße entfernt.

Das Objekt wurde am 17. September 1900 von DeLisle Stewart entdeckt.[3]

Einzelnachweise

[Bearbeiten | Quelltext bearbeiten]
  1. a b c d e NASA/IPAC EXTRAGALACTIC DATABASE
  2. a b c d e SEDS: IC 4773
  3. Seligman
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IC 4773
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