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Gerhard Bachmayer | all galleries >> AstroPhotos >> Astrophotos 2008-2015 > M20 - The Trifid Nebula in Sagittarius
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M20 - The Trifid Nebula in Sagittarius
AUGUST-2013

M20 - The Trifid Nebula in Sagittarius

Tivoli/Namibia

M20 is a splendid example of a combination of a red emission and a blue reflection nebula.

Telescope: ASA 12N-OK3 f3,6
Mount: ASA DDM 85
Camera: FLI ML8300
Filter-wheel: FLI CW 3-12
Filter: Astrodon L,R,G,B
Exposure: L:12x300sec, R:4x300sec, G:4x300sec, B:4x300sec
Programs: Maxim DL 5.0, CCDStack 2.75, PixInsight SE 1.8 full exif


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