NGC 6188

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About this Image

NGC 6188, an extended emission Nebula in the southern constellation Norma shows turbulent structures and waves caused by stellar wind. North is to the right.

Below you find a pure H-alpha image in 18/36/60%.

clic for 36% size 1440 x 958 (533 kB)

Clic here for 60% size 2400x1596 (1200 kB)


Technical Details
Optics

TEC-140 APO refractor with TEC flattener at f/7

Mount AP400 GEM
Camera SBIG STL-11000M at -25C, internal filter wheel
Filters Astronomik H-alpha (15 nm)
Date May 25, 2006.
Location Hakos/Namibia
Sky Conditions mag 6.5, good transparency, temperature 5 C,
Exposure Ha = 60 min (10-minute sub-exposures),
RGB taken from image in 2004
Processing Image aquisition in Maxim DL 4.65; preprocessing in CCDStack;
Photoshop: H-alpha used as luminance, color from TMB image, color balance; Noise reduction by Neatimage;