NGC 7308
| Galaxie NGC 7308 / IC 1448 | |
|---|---|
| MCG-02-57-018 & NGC 7308 | |
| AladinLite | |
| Sternbild | Wassermann |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 22h 34m 32,1s [1] |
| Deklination | −12° 56′ 02″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | (R')SAB(r)0-?[2] |
| Helligkeit (visuell) | 13,7 mag[2] |
| Helligkeit (B-Band) | 14,7 mag[2] |
| Winkelausdehnung | 1,2' × 0,9'[2] |
| Positionswinkel | 145°[2] |
| Flächenhelligkeit | 13,9 mag/arcmin²[2] |
| Physikalische Daten | |
| Zugehörigkeit | LDCE 1531[1] |
| Rotverschiebung | 0,025708 ± 0,000083[1] |
| Radialgeschwindigkeit | (7707 ± 25) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(349 ± 24)e6 Lj (106,9 ± 7,5) Mpc [1] |
| Durchmesser | 120.000 Lj[3] |
| Geschichte | |
| Entdeckung | Francis Leavenworth |
| Entdeckungsdatum | 1886 |
| Katalogbezeichnungen | |
| NGC 7308 • IC 1448 • PGC 69194 • MCG -02-57-017 • 2MASX J22343213-1256015 • | |
NGC 7308 = IC 1448 ist eine linsenförmige Galaxie vom Hubble-Typ E-S0 im Sternbild Wassermann. Sie ist schätzungsweise 349 Millionen Lichtjahre von der Milchstraße entfernt.
Das Objekt wurde im Jahre 1886 von Francis Leavenworth entdeckt.[4]
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