M13 Great Globular Cluster
Photo description / processing
The Great Hercules Cluster M13. Discovered by E. Halley in 1774. In 1764, Charles Messier included it in his catalog as M13. Apparent magnitude +5.8 and it is visible to the naked eye. (in gray and black light pollution zones). Imaging was conducted at the object's declination of 79.5 degrees.
Technical information
- Telescope/Lens
- Sky-Watcher 150/750PDS
- Camera
- ZWO ASI533MC Pro
- Mount
- Sky-Watcher HEQ5 Pro
- Guide Scope
- Sky-Watcher 9x50 Finder Scope
- Guide Camera
- ZWO ASI 120 MM mini
- Accessories
- GSO 2-inch Coma Corrector
- Software
- Electra, Adobe Photoshop
- Location
- Крым, Алуштинскй район, д. Рыбачье, Россия
Light pollution
Green, Bortle 4 zone
- Date taken
Exposure
- 10 × 120″ · ISO/Gain: 100 ·
Total exposure: 20 m
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