Graem Lourens © 2017
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IC1318 Butterfly Nebula

The Butterfly Nebula is an emission nebula in Cyngus. In the heart of the nebula lies the star Sadr (not visible in this image)

Distance to earth: 1’500 lightyears
Apparent size: 90 arcminutes (3 x the moon)

Imaging time: 26.6 hours

Telescope: SW Evostar 80ED
Camera: Atik 460EX Mono

Capture information:
Date: June – August 2016
Total exposure time: 26.6 hours
Panels: 2×1
Color combination: SII=Red, HA=Green, OIII=Blue

Image data:
2 x 14 x 1200s HA
2 x 14 x 1200s OIII bin2
2 x 12 x 1200s SII bin2