Asterism Cr399 - The Coathanger
Photo description / processing
The Coathanger asterism in the constellation Vulpecula, also known as Collinder 399. The small open cluster NGC 6802 is also visible in the lower right.
Taken from a balcony in a multi-story building, within a red zone of light pollution.
Technical information
- Telescope/Lens
- Sky-Watcher 130PDS
- Camera
- Canon EOS 550D
- Mount
- Sky-Watcher EQ3-2
- Guide Scope
- No guide
- Accessories
- Sky-Watcher Coma Corrector 2-inch
- Software
- DeepSkyStacker, FitStacker, PhotoShop
- Location
- Kharkiv, Ukraine
Light pollution
Red, Bortle 7 zone
Exposure
- 217 × 15″ · ISO/Gain: 6400
Total exposure: 54 m
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