Broom
Photo description / processing
July 27, 2022, 23:00-1:00, temperature +18°C. Only a 2-hour window when the sun was at a depth of -13 degrees.
Offset 10, -10°C. 50 darks, 50 flats, 50 dark flats. No Photoshop, just stacking, brightness, and white balance. Tracking adjustments for each frame. Yellow zone of light pollution, 14 km from the city of Kazan (population over 1 million). Total integration time: 1 hour 44 minutes.
Technical information
- Telescope/Lens
- TS-Optics 152/450
- Camera
- ZWO ASI533MC
- Mount
- Sky-Watcher EQ6 (belt-modified, all-German bearings)
- Guide Scope
- TS-Optics 8x50 Finder Scope
- Guide Camera
- QHY5L-II-M
- Accessories
- Starizona 0.75x Reducer, Optolong L-eXtreme
- Software
- PHD2, Astro Photography Tool
- Location
- Казань, Россия
Light pollution
Orange, Bortle 6 zone
- Date taken
Exposure
- 26 × 240″ · ISO/Gain: 105 · L-extreme ·
Total exposure: 1 h 44 m









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