NGC 4565

Object: NGC 4565
Optics: Planewave CDK 12.5" f/8.0
Idas LPS filter
Camera: SBIG ST-10XME
CCD temperature: -10°C
Exposure: 1X1 L-200min(20X10m) -- 2X2 R-160min(16X10m), Gs(R+B)/2, B-120min(12X10m)
Mount: Takahashi EM-400
Image processing: Maxim DL, CCDStack, PhotoshopCS4
Quebec, Qc, Canada
April 19, 2012