Autore dello sfondo:
Mathieu Guinot
21 Feb 2022
Messier 6 CHI-1 4h50 Bundle
The beautiful Butterfly Cluster (cataloged as Messier 6 and NGC 6405) is an open cluster about 15490 light-years away in Scorpius, with an apparent size of 25'.
120 stars, ranging down to mag 15, have been identified as most likely cluster members. Most of the bright stars are hot, blue B-type stars, but the brightest member is BM Scorpii, a K-type orange giant star which contrasts sharply with its blue neighbours.
L : 4x600s
R : 7x600s
G : 9x600s
B : 9x600s
Dataset da cui è stata elaborata l'immagine
M6
6 credit
- Tipo di obiettivo............................................................................................................................Open Cluster
- Fotocamera............................................................................................................................FLI ProLine PL9000
- Coordinate dell'obiettivo............................................................................................................................RA 265.0833 Dec -32.25
- Emisfero............................................................................................................................Southern
- Posizione del telescopio............................................................................................................................Chile
- Evento transitorio............................................................................................................................No
- Osservato il............................................................................................................................11 Aug 2020 - 06 Jun 2022
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 560 | 2h20m | 15 |
| Red | 680 | 2h50m | 15 |
| Green | 600 | 2h30m | 15 |
| Blue | 560 | 2h20m | 15 |