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PGC 889

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Galaxie
LEDA/PGC 889
(({Kartentext))}
AladinLite
Sternbild Pegasus
Position
ÄquinoktiumJ2000.0, Epoche: J2000.0
Rektaszension 00h 13m 17,3s[1]
Deklination +17° 01′ 48″[1]
Erscheinungsbild
Morphologischer Typ Im o. Sdm[1]
Helligkeit (visuell)  mag
Helligkeit (B-Band)  mag
Winkel­ausdehnung
Positionswinkel
Inklination °
Flächen­helligkeit  mag/arcmin²
Physikalische Daten
Zugehörigkeit [1]
Rotverschiebung 0.002849 ± 0.000006
Radial­geschwin­digkeit 854 ± 2 km/s
Hubbledistanz
H0 = 73 km/(s • Mpc)
(45 ± 3) · 106 Lj
(13,7 ± 1,0) Mpc [1]
Absolute Helligkeit mag
Masse M
Durchmesser Lj
Metallizität [Fe/H]
Geschichte
Entdeckung
Entdeckungsdatum
Katalogbezeichnungen
UGC 122 • PGC 889 • CGCG 456-039 N01 • MCG +03-01-028 N01 • GALEXASC J001317.24+170149.0 • USGC U006 NED02 • FGC 21

LEDA/PGC 889 ist eine verschmelzende Irreguläre Galaxie vom Hubble-Typ Im im Sternbild Pegasus nördlich des Himmelsäquators. Sie ist rund 45 Millionen Lichtjahre von der Milchstraße entfernt.

Gemeinsam mit NGC 14, NGC 7814, PGC 38, und PGC 332 bildet sie die NGC-7814-Gruppe.[2]

Einzelnachweise

[Bearbeiten | Quelltext bearbeiten]
  1. a b c d NASA/IPAC EXTRAGALACTIC DATABASE
  2. Seligman
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PGC 889
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