a) Equipment:
Telescope : Takahashi FSQ106 with Takahashi Focal Extender (1.6x)
Camera : Canon 350Da (modified for astrophotography
Computerised Mount : Takahashi EM-200 Temma II Jr
Autoguiding with PHD, Toucam 740 , Celestron ED80
b) Technical details:
Exposure : 10 x 152 sec
ISO : 1600
Aperture : f8
c) Processing:
10 raw frames stacked with DeepSkyStacker
Further processing with Photoshop CS3 and PixInsight LE
FOV=79.02% of the original frame
About the Trifid nebula:
A large star-forming, emission and reflection nebula in the constellation Sagittarius at distance 6000 light years approximately. The red emission portion of the nebula is illuminated by a young cluster of hot massive stars, near its center. The blue portion is a reflection nebula.
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look i don't know much about astrophotography so i don't really know how difficult it would be to get an image like this. Still its nice to see even with really expensive camera and lens it all comes back to the rule of thirds for composition.
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