M81 and M82
Photo description / processing
Imaged primarily with the Ha - OIII Optolong L-eNhance filter to highlight hydrogen clouds in galaxies. Scale 67%.
Technical information
- Telescope/Lens
- Sky-Watcher 250 PDS
- Camera
- RisingCam 571C
- Mount
- Sky-Watcher NEQ6 PRO SynScan
- Guide Scope
- Guide Scope 60/240
- Guide Camera
- ToupTek 290M
- Accessories
- Sharpstar 0.95x
- Software
- N.I.N.A., Siril, StarNet
- Location
- Полушкино, Моск. обл., Россия
Light pollution
Orange, Bortle 6 zone
- Date taken
Exposure
- 98 × 180″ · ISO/Gain: 100 · Optolong L-eNhance ·
- 46 × 180″ · ISO/Gain: 100 ·
Total exposure: 7 h 12 m
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