Autore dello sfondo:
John Tipton
28 Aug 2021
The Helix Nebula_HOO
The Helix Nebula (NGC7293) is the largest and closest planetary nebula, only 700 light years from earth. This is an HOO image using only one 600 sec exposure for each filter with the CHI-3 one-meter telescope.
Dataset da cui è stata elaborata l'immagine
NGC 7293
1 credit
- Tipo di obiettivo............................................................................................................................Planetary Nebula
- Fotocamera............................................................................................................................FLI PL16803
- Coordinate dell'obiettivo............................................................................................................................RA 337.40833 Dec -20.83694
- Emisfero............................................................................................................................Southern
- Posizione del telescopio............................................................................................................................Chile
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................17 Aug 2020 - 18 Aug 2020
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| SII | 600 | 10m | 1 |
| Halpha | 600 | 10m | 1 |
| OIII | 600 | 10m | 1 |