Trapezium area (M42)

clic for 80% size 1318 x 1059 (214 kB)


About this Image

Located at a distance of about 1,600 light years, the Orion Nebula is the brightest diffuse nebula in the sky, visible to the naked eye.
This image is processed just to show the central bright part of the nebula around the 4 trapezium stars that energize the nebula. Dust clouds are prominent all around the center of this nebula.
The rich colors are from the H-alpha, H-beta and O-III emissions. North is up.

Checkout a deeper view on this nebula here

Technical Details


16" cassegrain in secondary focus at f/10

Mount MK-100 GEM
Camera SBIG STL-11000M at -25C, internal filter wheel, AO-L
Filters Astronomik RGB
Date Oct 30, 2006.
Location Wildon/Austria
Sky Conditions mag 5.5 sky, high transparency, seeing 1.7" (raw FWHM), temperature 5C
Exposure R:G:B = 6:3:3 minutes (1-minute sub-exposures),
Processing Image aquisition in Maxim, image calibration, deconvolution in CCDStack;
highpass filtering, color balance, curves, unsharp mask in Photoshop;
north is up;