• Castor, α Gem.
Photo description / processing
03.10.2021
Castor (α Gem / α Geminorum) is the second brightest star in the constellation Gemini and the 23rd brightest star in the sky. Castor is a multiple star system consisting of six components.
Technical information
- Telescope/Lens
- Sky-Watcher SK804 OTA
- Camera
- Canon EOS 600D
- Mount
- Sky-Watcher EQ2
- Software
- DeepSkyStacker, FitStacker, Adobe Photoshop
- Location
- Бровары, Украина
Light pollution
Red, Bortle 7 zone
- Date taken
Exposure
- 70 × 2″ · ISO/Gain: 1600 ·
Total exposure: 2 m
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