Double amas de Persée (NGC869 et NGC884)

Le double amas de Persée (ou simplement double amas) est le nom commun d'un ensemble d'amas ouverts visibles à l'œil nu, NGC 884 et NGC 869. Il est situé dans la constellation de Persée.

 

The Double Cluster (also known as Caldwell 14) consists of the open clusters NGC 869 and NGC 884 (often designated h Persei and χ (chi) Persei, respectively), which are close together in the constellation Perseus. Both visible with the naked eye, NGC 869 and NGC 884 lie at a distance of about 7,500 light years in the Perseus Arm of the Milky Way galaxy.

(source : wikipedia)

 

= Acquisition =

William Optics Zenithstar 73ii (FL 430mm)

Risingcam IMX571 OSC

iOptron CEM26

WO UniGuide 50/200 + Touptek GPM462M

NINA & PHD2

 

= Séances photos =

16 et 17 octobre 2024

-- Filtre L-Pro 60sec x 251 (exp. 4h11)

@Astrobox 2.0 -- St-Jean-sur-Richelieu, Québec -- Bortle 9

 

= Traitement/processing =

Siril, GraXpert & Affinity Photo 2

Temps d'exposition post-traitement : 3h25

 

AstroM1

 

 

 

Done