M51a - Whirlpool Galaxy
Photo description / processing
First my flat frames went to hell and i could not use them.
Second given the ISO and the Filter I should have gone to 180 or 240sec exposure at least.
Technical information
- Telescope/Lens
- Explore Scientific 127/952 ED FCD100 CF
- Camera
- Canon EOS 700D (astro-modified)
- Mount
- Sky-Watcher HEQ5 Pro
- Guide Scope
- Meade Guidescope Series 6000 50mm
- Guide Camera
- ZWO Camera ASI 120MM Mini Mono
- Accessories
- Optolong L-Pro Filter
- Software
- DSS, Photoshop
- Location
- Tallinn, Estonia
Light pollution
Yellow, Bortle 5 zone
- Date taken
Exposure
- 85 × 120″ · ISO/Gain: 1600 ·
Total exposure: 2 h 50 m
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