NGC 7697
| Galaxie NGC 7697 / IC 5333 | |
|---|---|
| AladinLite | |
| Sternbild | Tukan |
| Position Äquinoktium: J2000.0, Epoche: J2000.0 | |
| Rektaszension | 23h 34m 53,0s [1] |
| Deklination | −65° 23′ 46″ [1] |
| Erscheinungsbild | |
| Morphologischer Typ | Sb / pec / sp[1] |
| Helligkeit (visuell) | 13,5 mag[2] |
| Helligkeit (B-Band) | 14,3 mag[2] |
| Winkelausdehnung | 1,6' × 0,3'[2] |
| Positionswinkel | 87°[2] |
| Flächenhelligkeit | 12,6 mag/arcmin²[2] |
| Physikalische Daten | |
| Rotverschiebung | 0,006701 ± 0,000022[1] |
| Radialgeschwindigkeit | (2009 ± 7) km/s[1] |
| Hubbledistanz H0 = 73 km/(s • Mpc) |
(85 ± 6)e6 Lj (26,1 ± 1,8) Mpc [1] |
| Geschichte | |
| Entdeckung | John Herschel |
| Entdeckungsdatum | 6. September 1836 |
| Katalogbezeichnungen | |
| NGC 7697 • IC 5333 • PGC 71800 • ESO 110-012 • IRAS 23320-6540 • 2MASX J23345299-6523454 • SGC 233202-6540.4 • HIPASS J2335-65 • 2MIG 3177 | |
NGC 7697 = IC 5333 ist eine Spiralgalaxie vom Hubble-Typ Sb im Sternbild Tukan am Südsternhimmel. Sie ist schätzungsweise 85 Millionen Lichtjahre von der Milchstraße entfernt und hat einen Durchmesser von etwa 40.000 Lichtjahren.
Das Objekt wurde am 6. September 1836 von John Herschel entdeckt.[3]
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