NGC 23
| NGC 23 | |
|---|---|
 | |
| Opazovalni podatki (epoha J2000,0) | |
| Ozvezdje | Pegaz |
| Rektascenzija | 00h 09m 53,41s [1] |
| Deklinacija | +25° 55′ 25,6″ [1] |
| Rdeči premik | 0,015231 ± 0,000007 [1] |
| Helioc. radialna hitrost | +4566 ± 2 [1] |
| Oddaljenost | 191,13 Msv. l. [1] |
| Navidezni sij (V) | 12,85 [1] |
| Značilnosti | |
| Tip | SB(s)a;HII;LIRGSbrst [1] |
| Navidezna velikost (V) | 2′,1 × 1′,3 [1] |
| Druge oznake | |
| GC 9, UGC 89, PGC 698, MCG +04-01-033, CGCG 477.62, CGCG 478.34, IRAS 00073+2538, MK 545, KUG 0007+256, H 3.147 | |
NGC 23 je prečkasta spiralna galaksija v ozvezdju Pegaza. Njen navidezni sij je 12,85m. Od Sonca je oddaljena približno 58,6 milijonov parsekov, oziroma 191,13 milijona svetlobnih let.
Galaksijo je odkril William Herschel 10. septembra 1784.
Sklici
Zunanje povezave
Wikimedijina zbirka ponuja več predstavnostnega gradiva o temi: NGC 23.
- projekt NGC/IC (angleško)
- SEDS (angleško)
- NGC 23 na SKY-MAP.ORG (angleško)
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Index:
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