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Gerhard Bachmayer | all galleries >> AstroPhotos >> Astrophotos 2008-2021 > M20 in Sagittarius
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M20 in Sagittarius


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

Telescope: ASA 10N-OK3 f3.6
Mount: ASA DDM 85
Camera: FLI ML8300
Filter-wheel: FLI CW 2-7
Filter: Astrodon 5nm Ha, L, R, G, B
Exposure: L = 24x300sec, Ha = 12x600sec, R:10x300sec, G:10x300sec, 10:4x300sec
Programs: Maxim DL 5.0, CCDStack 2.93, PixInsight SE 1.8 full exif

other sizes: small medium large original auto
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