Autore dello sfondo:
Ray Blais
14 Mar 2022
NGC 104 (47 Tucanae)
47 Tucanae is a globular cluster found in the Southern constellation of Tucana. At about 15000 light years from Earth, with a minimum of 500000 stars, this globular cluster is approximately 120 light years in diameter.
NGC 104 shines with an apparent magnitude of 4.5 and is only second in brightness to Omega Centauri in the night sky.
It is thought that the dense core of this globular cluster contains a mid-sized black hole.
Dataset da cui è stata elaborata l'immagine
NGC 104
1 credit
- Tipo di obiettivo............................................................................................................................Globular Cluster
- Fotocamera............................................................................................................................FLI PL16803
- Coordinate dell'obiettivo............................................................................................................................RA 6.02083 Dec -72.08139
- Emisfero............................................................................................................................Southern
- Posizione del telescopio............................................................................................................................Chile
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................18 Oct 2020 - 18 Oct 2020
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Red | 180 | 21m | 7 |
| Green | 154 | 18m | 7 |
| Blue | 210 | 21m | 6 |