Autore dello sfondo:
Ken Abremski
12 Feb 2026
NGC4755
An open star cluster in the constellation Crux. Also known as the Jewel Box cluster. Made up of young stars, around 14M yrs, including blue and red super giants. Data was processed with PixInsight, RC-Astro tools and Photoshop.
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 |