Autore dello sfondo:
Mark Mayer
06 Nov 2023
NGC 2403
NGC 2403 (Caldwell 7) is an intermediate spiral galaxy in the constellation Camelopardalis discovered by William Herschel in 1788. Edwin Hubble detected Cepheid variables in NGC 2403, making it the first galaxy beyond the Local Group within which a Cepheid was discovered
Dataset da cui è stata elaborata l'immagine
NGC 2403
5 credit
- Tipo di obiettivo............................................................................................................................Galaxy
- Fotocamera............................................................................................................................QHY 600M
- Coordinate dell'obiettivo............................................................................................................................RA 114.2125 Dec 65.6017
- Emisfero............................................................................................................................Northern
- Posizione del telescopio............................................................................................................................Spain
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................10 Oct 2023 - 13 Oct 2023
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 357 | 2h5m | 21 |
| Blue | 300 | 1h40m | 20 |
| Green | 270 | 1h30m | 20 |
| Red | 270 | 1h30m | 20 |