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Leviathan awakes

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IC 443 (also known as the faint and elusive Jellyfish Nebula Jellyfish Nebula and Sharpless 248 (Sh2-248)) is a Galactic supernova remnant (SNR) in the constellation Gemini. Flanked by two bright stars, Mu and Eta Geminorum. Its distance is roughly 5,000 light years from Earth. At that distance, this image would be about 300 light-years across.


Integration: 55 hours


Imaging telescopes or lenses: Vixen VSD

Imaging cameras: Starlight Express SXVR-H18

Mounts: Sky-Watcher MX

Guiding telescopes or lenses:Vixen VSD

Guiding cameras: sx loadstar

Software: Sequence Generator Pro, PHD, Photoshop CS5

Filters: Baader Ha, OIII & SII

Accessories: Starlight Xpress USB filter wheel, Baader Planetarium 36mm narrowband filters


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Taken on September 24, 2016