NGC 3877 – Spiral Galaxy in Ursa Major

  • Description: - 11th magnitude Spiral Galaxy in Ursa Major, about 38 million light years away. Imaged from Bortle 9 Calgary AB Canada in Luminance only.

  • Camera: ASI533M

  • Filter: Chroma Luminance

  • Scope: Astro-Physics AP130EDT, 1085mm at f/8.35

  • Exposure: 21 x 5 minutes for 1.75hrs total

  • Date: 2026-01-18

  • Processed in Pixinsight with RCAstro Tools

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