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NGC 7293 Helix Nebula (Telescope view).jpg
Helix Nebula NGC 7293 with 4-inch Astro-Physics Traveler apo refractor at f/4.5 with telecompressor, and Canon 20Da camera at ISO 800 for 5 minutes. Stack of 4 exposures. Shot in Queensland, Australia, July 2006.
- Alan Dyer 2006
- Image Size
- 6000x4000 / 2.9MB
- Contained in galleries
- Simulated Naked-Eye and Eyepiece Views