NGC 7129 and NGC 7133 – Open Cluster and Bright Nebula in Cepheus

  • Description: - NGC 7133 is the bright reflection nebula and NGC 7129 is a small sparse open cluster to its right

  • Camera: ASI533mm using Chroma RGB filters

  • Telescope: Astro-Physics AP130EDT refractor at 1085mm f/8.35

  • Exposure: 32 x 3 minutes Red, and 30 x 3 minutes Green and Blue for 4hrs 36min total exposure

  • Location: Bright Calgary Albera

  • Date: 2025-07-31

  • Processed in PixInsight with RCAstro Tools

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