Autore dello sfondo:
Anfas Hanas
19 Aug 2021
HELIX NEBULA
The Helix Nebula is formed by an intermediate to low-mass star, which sheds its outer layers near the end of its evolution. Gases from the star in the surrounding space appear, from our vantage point, as if we are looking down a helix structure.
Dataset da cui è stata elaborata l'immagine
NGC 7293
32 credit
- Tipo di obiettivo............................................................................................................................Planetary Nebula
- Fotocamera............................................................................................................................FLI ProLine PL9000
- Coordinate dell'obiettivo............................................................................................................................RA 337.4106 Dec -20.8372
- Emisfero............................................................................................................................Southern
- Posizione del telescopio............................................................................................................................Chile
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................29 Jul 2019 - 18 Nov 2022
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 932 | 22h | 85 |
| Luminance | 321 | 7h35m | 85 |
| Red | 184 | 4h20m | 85 |
| Green | 180 | 4h15m | 85 |
| Blue | 194 | 4h35m | 85 |