Autore dello sfondo:
Thomas Peter
23 Jan 2026
NGC 4755 The Jewel Box
NGC 4755, also known as “The Jewel Box” cluster, is a young, open star cluster in the Constellation Crux located in the southern sky. NGC 4755 is approximately 6,440 lightyears from earth, with a Right Ascension of 12h53m39.499s and Declination of -60d22m15.6s. Its estimated age is approximately 14 million years and was originally discovered by Nicholas Louis De Lacaille in 1752.
Hope ya like it!
Tom
Dataset da cui è stata elaborata l'immagine
NGC 4755
9 credit
- Tipo di obiettivo............................................................................................................................Open Cluster
- Fotocamera............................................................................................................................FLI ProLine PL9000
- Coordinate dell'obiettivo............................................................................................................................RA 193.4125 Dec -60.35
- Emisfero............................................................................................................................Southern
- Posizione del telescopio............................................................................................................................Chile
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................13 Mar 2021 - 04 Aug 2021
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Blue | 525 | 3h30m | 24 |
| Luminance | 700 | 4h40m | 24 |
| Red | 574 | 3h40m | 23 |
| Green | 600 | 3h50m | 23 |