IC 5154
| Galaxie IC 5154 | |
|---|---|
| AladinLite | |
| Sternbild | Indus |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 22h 04m 30,3s [1] |
| Deklination | −66° 06′ 45″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | Irr / Sy2[1] |
| Helligkeit (visuell) | 14,4 mag[2] |
| Helligkeit (B-Band) | 15,0 mag[2] |
| Winkelausdehnung | 0,5′ × 0,3′[2] |
| Positionswinkel | 173°[2] |
| Flächenhelligkeit | 12,2 mag/arcmin²[2] |
| Physikalische Daten | |
| Rotverschiebung | 0.010817 ± 0.000150[1] |
| Radialgeschwindigkeit | (3243 ± 45) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(141 ± 10)e6 Lj (43,1 ± 3,1) Mpc [1] |
| Geschichte | |
| Entdeckung | DeLisle Stewart |
| Entdeckungsdatum | 21. August 1900 |
| Katalogbezeichnungen | |
| IC 5154 • PGC 67984 • ESO 108-010 • 2MASX J22043032-6606444 • | |
IC 5154 ist eine irreguläre Galaxie vom Hubble-Typ Irr im Sternbild Indianer am Südsternhimmel und ist etwa 141 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde am 21. August 1900 von dem Astronomen DeLisle Stewart entdeckt.[3]
Einzelnachweise
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