NGC 7822
NGC 7822 is a large emission nebula in the constellation Cephus where hot new stars are forming. The region also includes the young star cluster Berkeley 59. NGC 7822 lies at an estimated distance of 3000 light years. The red color of the nebula is characteristic of ionized hydrogen as it recombines with lost electrons.
Technical Details
- Object: NGC 7822
- Object Type: Emission Nebula
- Other Names: Sharpless 171
- Date/Time: 2011 Jan 30 at 03:22 UTC
- Location: Bifrost Astronomical Observatory, Portal, AZ
- Telescope: Takahashi Epsilon 180 ED Hyperbolic Astrograph
- Mount: Astro-Physics 1200GTO
- Camera: Canon EOS 550D (Rebel T2i) (modified with a Baader UV/IR filter)
- Exposure: 8 x 300s, f/2.8, ISO 800
- File Name: NGC7822-01w.jpg
- Processing: Stack of 8 Images, Crop, Levels, Unsharp Mask (Photoshop CS5)
- Original Image Size: 3454 × 5179 pixels (17.9 MP); 11.5" x 17.3" @ 300 dpi
- Rights: Copyright 2011 by Fred Espenak. All Rights Reserved. See: Image Licensing.