NGC 2403 is an intermediate spiral galaxy in the constellation Camelopardalis. NGC 2403 is an outlying member of the M81 Group, and is approximately 8 million light-years distant. It bears a striking similarity to M33, being about 50,000 light years in diameter and containing numerous star-forming H II regions.

Photo Details

  Telescope: Celestron C8N (1000mm)

  Camera: Sbig ST-2000XM, Filter wheel, Baader 1.25" LRGB filtes

  Mount: NJP

  Guiding: Self-guided

  Exposure: LRGB L 18x10min, RGB 7x10min

  When: 2011,2013 and October 2014

  Other information: very good transparency, good seeing


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