ngc7000
Photo description / processing
The lens is used without a corrector and is mounted via a 1mm thick adapter, resulting in a relative aperture of about f/5.6. The camera lacks an IR filter. The sky is bright, and the session started around 2 a.m.
Technical information
- Telescope/Lens
- ZM-5A 500mm f/8 Lens
- Camera
- Sony α5000
- Accessories
- SVBONY CLS Filter 1.25-inch
- Software
- Siril, Adobe Photoshop
- Location
- Saint-petersburg, Russia
Light pollution
White, Bortle 8/9 zone
- Date taken
Exposure
- 2158 × 1″ · ISO/Gain: 3200 ·
Total exposure: 36 m
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