IC 443 - Supernova Remnant in Gemini

IC 443, which is also known as the Jellyfish nebula, is a supernova remnant located in the constellation Gemini. The combined magnitude of the nebula is +3.7 and it is located near the bright star Eta Geminorum. The supernova that formed this nebula occurred approximately 30,000 years ago, and also created the neutron star CXOU J061705.3+222127. This object is located approximately 5,000 light years from Earth.

Image Specifications:

     •  Instrument:  Takahashi FS-102 Refractor (820mm - f/8) with 0.8x Televue reducer
     •  Camera:  Canon 20Da
     •  Filters:  Hutech IDAS LPS (Light Pollution)
     •  Mount:  Losmandy GM-8 Equatorial
     •  Guiding:  SBIG STV Autoguider with Vixen 400mm Guidescope
     •  Time / Date :  January 17, 2007, 9:00PM EST
     •  Location:  Coyle Field, NJ
     •  Weather:  Clear, 25degF
     •  Primary Exposure :  33 x 5min, ISO 1600, RAW, average combined
     •  Calibration Frames:  9 x 5min, ISO 1600, RAW, average combined
     •  Image Processing :  Images Plus, Photoshop CS2, NoiseNinja