NGC 7232
| Galaxie NGC 7232 | |
|---|---|
| Die Galaxien NGC 7232 & NGC 7233 aufgenommen mithilfe des Gemini-Teleskops, PGC 68443 (l.) | |
| AladinLite | |
| Sternbild | Kranich |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 22h 15m 38,0s [1] |
| Deklination | −45° 51′ 00″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | SB(rs)a: / LLAGN[1] |
| Helligkeit (visuell) | 12,0 mag[2] |
| Helligkeit (B-Band) | 12,9 mag[2] |
| Winkelausdehnung | 2.60 × 1.0[2] |
| Positionswinkel | 99°[2] |
| Flächenhelligkeit | 12,9 mag/arcmin²[2] |
| Physikalische Daten | |
| Zugehörigkeit | LGG 455[1][3] |
| Rotverschiebung | 0,006388 ± 0,000018[1] |
| Radialgeschwindigkeit | (1915 ± 5) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(84 ± 6)e6 Lj (25,9 ± 1,8) Mpc [1] |
| Durchmesser | 65.000 Lj[4] |
| Geschichte | |
| Entdeckung | John Herschel |
| Entdeckungsdatum | 6. September 1834 |
| Katalogbezeichnungen | |
| NGC 7232 • PGC 68431 • ESO 289-IG007 • 2MASX J22153798-4551000 • AM 2212-460 NED01 • LDCE 1508 NED005 | |
NGC 7232 ist eine Balken-Spiralgalaxie vom Hubble-Typ SBa im Sternbild Kranich am Südsternhimmel. Sie ist schätzungsweise 84 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde am 6. September 1834 von John Herschel entdeckt.[5]
NGC 7232-Gruppe (LGG 455)
| Galaxie | Alternativname | Entfernung/Mio. Lj |
|---|---|---|
| NGC 7233 | PGC 68441 | 81 |
| IC 5181 | PGC 68317 | 88 |
| NGC 7232 | PGC 68431 | 84 |
| PGC 68443 | NGC 7232B | 102 |
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