IC 844
| Galaxie IC 844 | |
|---|---|
| AladinLite | |
| Sternbild | Zentaur |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 13h 03m 18,2s [1] |
| Deklination | −30° 31′ 16″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | S0[1] |
| Helligkeit (visuell) | 12,7 mag[2] |
| Helligkeit (B-Band) | 13,7 mag[2] |
| Winkelausdehnung | 1.6 × 0.4[2] |
| Positionswinkel | 100°[2] |
| Flächenhelligkeit | 12,1 mag/arcmin²[2] |
| Physikalische Daten | |
| Zugehörigkeit | LGG 317[1][3] |
| Rotverschiebung | 0.009743 ± 0.000030[1] |
| Radialgeschwindigkeit | (2921 ± 9) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(124 ± 9)e6 Lj (37,9 ± 2,7) Mpc [1] |
| Geschichte | |
| Entdeckung | Frank Muller |
| Entdeckungsdatum | 13. Mai 1887 |
| Katalogbezeichnungen | |
| IC 844 • PGC 45086 • ESO 443-040 • MCG -05-31-024 • 2MASX J13031822-3031157 • LDCE 0924 NED025 | |
IC 844 ist eine linsenförmige Galaxie vom Hubble-Typ S0 im Sternbild Zentaur am Südsternhimmel. Sie ist schätzungsweise 124 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde am 13. Mai 1887 vom US-amerikanischen Astronomen Frank Muller entdeckt.[4]
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