IC443 Jellyfish Nebula
IC443 Jellyfish Nebula
IC443 the Jellyfish Nebula, also known as Sharpless 248 is in the constellation Gemini. It is a supernova remnant that could have occurred 3000 to 30,000 years ago. It’s approximately 5ooo light years from earth. IC443 is about 70 light years across.
IC443 20min Ha Subframe
IC443 20min Ha Subframes x 15 = 300 min combined image
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IC443 20min OIII Subframe
IC443 20min OIII Subframes x 15 = 300 min combined image
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IC443 20min SII Subframe
IC443 20min OIII Subframes x 14 = 240 min combined image
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Scope TMB130mm
Camera Apogee U8300
Mount Atlas EQG
Filters Astrodon Ha5nm OIII3nm SII3nm
Exposures Ha 5hrs OIII 5hrs SII 4hrs 20min subs
Location Connellsville Pa. Home Observatory 2012