NGC6633
Photo description / processing
The open cluster NGC 6633 in the constellation Ophiuchus. It has the unique nickname "Tweedledee." It is known because the first human interstellar spacecraft, Voyager 1, is traveling in the direction of this cluster.
Balcony in Kharkiv, red zone of light pollution.
Technical information
- Telescope/Lens
- Sky-Watcher 130PDS
- Camera
- Canon EOS 1100D
- Mount
- Sky-Watcher EQ5
- 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
- 109 × 30″ · ISO/Gain: 3200
Total exposure: 55 m
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