The Butterfly Nebula ( IC1318) in Cygnus by Gerhard Bachmayer

Gerhard Bachmayer | all galleries >> AstroPhotos >> Astrophotos 2008-2024 > The Butterfly Nebula ( IC1318) in Cygnus


JUNE-2019

The Butterfly Nebula ( IC1318) in Cygnus

Nerpio/Spain

IC1318 is part of a hugh emission nebula surrounding Gamma Cygni ( the bright star on the right), the heart of Cygnus.
The image is a composite of three seperate captures made of the emission lines of hydrogen (Ha, 656.3nm), oxygen (OIII,495.9nm and 500.7nm), and sulfur (SII,671.9nm and 673.0nm), were SII:Ha:OIII has been mapped to R:G:B.

Telescope: ASA 10N-OK3 f3.6
Mount: ASA DDM 85
Camera: FLI ML8300
Filter-wheel: FLI CW 5-7
Filter: Astrodon HA, OIII,SII
Exposure: HA:10x600sec, OIII:10x600sec, SII:10x600sec
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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