Galaxy

M101(Pinwheel galaxy,  바람개비 은하)

[2009.02.01. 횡성 온누리펜션]

Telescope :10inch newtonian(f/4.8)
Mount : Takahashi  NJP temma2, ST402me guide
Camera :QHY8 CCD
Exposure Info : 600sec x 5
Image processing : MaxIm DL, Photoshop CS5