Nebula

백조자리 성운들 (Cygnus region Nebula)

[2018.9.30. 벗고개]
Telescope : Takahashi Sky90, 0.8 reducer
Camera : SBIG 11000M
Mount : Takahashi EM-11
Exposure Info : Ha 900sec x 3, RGB 300 x 1
Image processing : MaxIm DL, Photoshop CS5