Image:Lagoon Nebula.jpg
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[edit] Summary
Messier 8 (Lagoon Nebula) Widefield [SII] = Red, H-alpha = Green, [OIII] = Blue
Taken on May 26 and July 8 2005 from [[en:Fremont Peak State Park|Fremont Peak State Park] near, California and on July 16 2005 from a residential backyard in Castro Valley, California.
AP180EDT f/9 imaging scope used at f/6.75
AP 0.75x Telecompressor
FLI IMG6303E imaging camera @ -35C
AP80/900mm guidescope
SBIG ST7E guide camera
FLI CFW7 color filter wheel
3nm FWHM Custom Scientific Ha 50mm AR-Coated filter
3nm FWHM Custom Scientific [SII] 50mm AR-Coated filter
3nm FWHM Custom Scientific [OIII] 50mm AR-Coated filter
3 exposures of 20 minutes through Ha filter
5 exposures of 20 minutes through [SII] filter
6 exposures of 20 minutes through [OIII] filter
4 hours 40 minutes total exposure time
| Description | |
|---|---|
| Source |
http://www.narrowbandimaging.com/m8_ap180_6303_s2hao3_page.htm |
| Date | |
| Author |
Richard Crisp |
| Permission |
Creative Commons |
[edit] Licensing
  |
This file is licensed under Creative Commons Attribution 2.5 License In short: you are free to distribute and modify the file as long as you attribute its author(s) or licensor(s). |
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Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified image.
| Image title | Processed with MaxIm DL |
|---|---|
| Orientation | Normal |
| Horizontal resolution | 300 dpi |
| Vertical resolution | 300 dpi |
| Software used | Adobe Photoshop CS Windows |
| File change date and time | 19:34, 17 July 2005 |
| Color space | 65535 |
