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NGC 7478

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Galaxie
NGC 7478
(({Kartentext))}
SDSS-Aufnahme
AladinLite
Sternbild Fische
Position
ÄquinoktiumJ2000.0, Epoche: J2000.0
Rektaszension 23h 04m 56,6s[1]
Deklination +02° 34′ 40″[1]
Erscheinungsbild
Morphologischer Typ Sa[2]
Helligkeit (visuell) 15,1 mag[2]
Helligkeit (B-Band) 16,0 mag[2]
Winkel­ausdehnung 0,4' × 0,3'[2]
Positionswinkel [2]
Inklination °
Flächen­helligkeit 12,6 mag/arcmin²[2]
Physikalische Daten
Zugehörigkeit
Rotverschiebung 0.046825[1]
Radial­geschwin­digkeit 14038 km/s[1]
Hubbledistanz
H0 = 73 km/(s • Mpc)
(633 ± 44) · 106 Lj
(194,2 ± 13,6) Mpc [1]
Absolute Helligkeit mag
Masse M
Durchmesser Lj
Metallizität [Fe/H]
Geschichte
Entdeckung Albert Marth
Entdeckungsdatum 11. August 1864
Katalogbezeichnungen
NGC 7478 • PGC 70418 • 2MASX J23045659+0234396 •

NGC 7478 ist eine Spiralgalaxie vom Hubble-Typ Sa im Sternbild Fische.

Das Objekt wurde am 11. August 1864 von Albert Marth entdeckt.[3]

Einzelnachweise

[Bearbeiten | Quelltext bearbeiten]
  1. a b c NASA/IPAC EXTRAGALACTIC DATABASE
  2. a b c d e f SEDS: NGC 7478
  3. Seligman
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NGC 7478
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