Messier 83 - NGC 5236
Photo description / processing
This is another attempt to process this image. I have used new added software in Siril to process it.
Messier 83 – Pinwheel Galaxy
330 subs at 30 seconds each – 200 ISO, Bortle 2 – 3
Total Data: 2 Hours 40 Minutes
Taken with Celestron Origin.
West Taratahi Hall, Chester Rd, Masterton, NZ.
Thursday 6th August 2026
Stacked and processed in in Siril.
Messier 83 (M83), also called the Southern Pinwheel Galaxy, is a barred spiral galaxy located about 15 million light-years away near the borders of the constellations Hydra and Centaurus. It spans roughly 55,000 light-years across and is famous for active star formation and recent discoveries of a hidden supermassive black hole candidate.
Technical information
- Telescope/Lens
- Celestron Origin
- Camera
- Starvis 2 IMX678
- Mount
- Celestron NexStar Evolution
- Guide Camera
- Celestron StarSense Autoguider
- Software
- Siril
- Location
- Masterton, New Zealand
- Date taken
Exposure
- 335 × 30.0003″ · ISO/Gain: 200 ·
Total exposure: 2 h 48 m
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