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Click here for a higher resolution image |
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| Subject Notes: | |
| This type Sc spiral galaxy is approx. 2.3 million light years away, and is a member of the "Local Group" of galaxies. The total light of this galaxy is equal to a star of magnitude 5.3, but it is about 1 degree in diameter so it has a relatively low surface brightness. |
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| Imaging Details: | |
| Imaging Date: | August 31st, 2002 and September 13th, 2002 |
| Imaging Site: | Kirkland, WA USA |
| Seeing Conditions: | Excellent |
| Telescope: | Takahahsi FSQ-106N @ F8 (850mm) |
| Imaging Camera: | ST-10XME w/CFW-8A |
| Mount & Guiding: | Losmandy G-11 with Gemini Goto. Guided with STV on Takahashi FS-60C |
| Exposure: | Red = 7x300sec + 11x200sec, Green = 8x300sec + 11x200sec, Blue = 8x480sec + 11x320sec |
| Processing Notes: | MaxIm DL/CCD - Dark subtracted, median & color combined. Photoshop - Curves, color balance, mask created for color gradients created by moonlight and light pollution. |
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HomePage - www.whirlpoolgalaxy.com |
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