Graem Lourens © 2017
All rights reserved
IC443 Jellyfish Nebula

IC443, also called Jellyfish Nebula, is a galactic supernova remnant in the constellation of Gemini. It is suspected that the supernova occurred between 3000 and 30’000 years ago.

Distance to earth: 5’000 lightyears
Apparent size: each approx 60 arcminutes (2 x the moon)

Imaging time: 21.7 hours

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

Capture information:
Date: January 2016 – February 2018
Total exposure time: 21.7 hours
Color combination: HaOIIIRGB

Image data:
34 x 1200s Ha
28 x 1200s OIII
11 x 3 x 120s RGB