Star Cluster

 
 

NGC 884, 869( Double cluster , 이중성단)

 
 

[2012.10.12.02:00 ~, 양평국제천문대]

Telescope : 6inch newtonian(f/5.0), SW comma corrector
Camera : QSI 8300wsg
Mount : Takahashi  EM200 T2
Exposure time : L_500sec x 5(binning1),  R,G,B_ 200sec x 5(binning 2)
Image processed by Maxim DL & Photoshop CS3