NGC 5307
| Planetarischer Nebel NGC 5307 | |
|---|---|
 | |
| Aufnahme des Hubble-Weltraumteleskops | |
| AladinLite | |
| Sternbild | Zentaur |
| Position Äquinoktium: J2000.0 | |
| Rektaszension | 13h 51m 03s [1] |
| Deklination (Astronomie) | −51° 12′ 21″ [1] |
| Erscheinungsbild | |
| Scheinbare Helligkeit (visuell) | 11,2 mag [2] |
| Scheinbare Helligkeit (B-Band) | 12,1 mag [2] |
| Winkelausdehnung | 0,3′ × 0,3′ [1] |
| Zentralstern | |
| Bezeichnung | HD 120489[3] |
| Spektralklasse | O3.5V C |
| Physikalische Daten | |
| Rotverschiebung | +0,000140 ± 0,000017 [3] |
| Radialgeschwindigkeit | (+42 ± 5) km/s [3] |
| Entfernung | 11.315 ± 2.900 Lj |
| Geschichte | |
| Entdeckung | John Herschel |
| Datum der Entdeckung | 15. April 1836 |
| Katalogbezeichnungen | |
| NGC 5307 • ESO 221-PN11 • GC 3661 • h 3541 • AM 1347-505 | |
NGC 5307 ist ein planetarischer Nebel im Sternbild Zentaur und hat eine Winkelausdehnung von 0,3' und eine scheinbare Helligkeit von 11,2 mag.
Das Objekt wurde am 15. April 1836 von John Herschel entdeckt.[4]
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