The cluster Al-Sufi Cr 399, also known as Brocchi's Cluster, or the "Coat Hanger" Cluster.
Photo description / processing
Early July, city, in the backyard of a house.
Technical information
- Telescope/Lens
- Askar FMA230
- Camera
- Olympus PEN E-PL7
- Mount
- Homemade Astrotracker
- Software
- DeepSkyStacker, FITStackerV13, Adobe Photoshop
- Location
- Липки , Россия
Light pollution
Yellow, Bortle 5 zone
- Date taken
Exposure
- 20 × 300″ · ISO/Gain: 400 ·
Total exposure: 1 h 40 m
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