Updated
M57 - Ring Nebula
Photo description / processing
The Ring Nebula (M57) in detail!
My first attempt at channel-based deep-sky imaging with a monochrome camera.
Altitude above horizon: 45-40°
Apparent diameter: 0°3'48"x0°2'24"
Magnitude: 8.8
Telescope: SW 150/750 on EQ5 OnStep mod
Camera: SVBONY 305M (IMX 290)
Filters: ZWO LRGB
Imaging date: 06.09.2022
Location: Saint Petersburg
Light pollution zone: White
Software: FireCapture, DeepSkyStacker, Pixinsight, Ps
Frame details: R,G,B 300 x 1"; L 600 x 0.3" ISO/Gain: 300
Total exposure: 18 minutes
Technical information
- Telescope/Lens
- Sky-Watcher 150/750
- Camera
- SVBONY SV305M
- Mount
- Sky-Watcher EQ5 (OnStep)
- Software
- FireCapture, DeepSkyStacker, Pixinsight, Adobe Photoshop
- Location
- Санкт-Петербург, Россия
Light pollution
White, Bortle 8/9 zone
- Date taken
Exposure
- 600 × 0.3″ · ISO/Gain: 300 · ZWO L ·
- 300 × 1″ · ISO/Gain: 300 · ZWO R ·
- 300 × 1″ · ISO/Gain: 300 · ZWO G ·
- 300 × 1″ · ISO/Gain: 300 · ZWO B ·
Total exposure: 18 m
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