Autore dello sfondo:
Ian Baber
13 Nov 2022
M51 Whirlpool Galaxy LRGB
The Whirlpool Galaxy, also known as Messier 51a, M51a, and NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus. It lies in the constellation Canes Venatici, and was the first galaxy to be classified as a spiral galaxy. Its distance is 31 million light-years away from Earth.
Dataset da cui è stata elaborata l'immagine
M51
21 credit
- Tipo di obiettivo............................................................................................................................Galaxy
- Fotocamera............................................................................................................................FLI PL16803
- Coordinate dell'obiettivo............................................................................................................................RA 202.4696 Dec 47.1953
- Emisfero............................................................................................................................Northern
- Posizione del telescopio............................................................................................................................Spain
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................15 Feb 2020 - 31 Jan 2022
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 189 | 6h40m | 127 |
| Green | 130 | 4h36m | 127 |
| Red | 135 | 4h44m | 126 |
| Blue | 130 | 4h34m | 126 |
| Halpha | 36 | 1h15m | 126 |