Scroll down for older images (last updated: 10/26/2014 )
8P Tuttle
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0bject |
Comet 8P Tuttle |
| Date | January 11, 2008 |
| Exposure | LRGB 7:7:7:7 (unbinned and cropped; combined comet and stars) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Mild 46� F; moderate seeing with comet low in the south |
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0bject |
Comet 8P Tuttle |
| Date | January 2, 2008 |
| Exposure | LRGB 5:5:5:5 (unbinned and cropped; combined comet and stars) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Cold 12� F; clear with moderate seeing |
Full resolution inverted view of the luminance data
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0bject |
Comet 8P Tuttle |
| Date | January 1, 2008 |
| Exposure | LRGB 4:4:4:4 (unbinned and cropped; stack on comet nucleus) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Cold 16� F; windy with fast moving clouds |
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0bject |
Comet 8P Tuttle |
| Date | December 25, 2007 |
| Exposure | LRGB 13:13:13:13 (unbinned and cropped; stack on comet nucleus) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Cold 36� F; waning moon rising |
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0bject |
Comet 8P Tuttle |
| Date | December 24, 2007 |
| Exposure | LRGB 7:7:7:7 (unbinned and cropped; stack on comet nucleus) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Cold 35� F; moon one day past full in the sky |
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0bject |
Comet 8P Tuttle |
| Date | December 23, 2007 |
| Exposure | LRGB 15:15:15:15 (unbinned and cropped; stack on comet nucleus) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Cold 32� F; full moon high in the sky |
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0bject |
Comet 8P Tuttle |
| Date | December 23, 2007 |
| Exposure | LRGB 1:1:1:1 (unbinned and cropped) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Mild 32� F; full moon high in the sky |
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0bject |
Comet 8P Tuttle |
| Date | December 18, 2007 |
| Exposure | LRGB 15:15:15:15 (unbinned and cropped; stack on comet nucleus) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, GradientXterminator |
| Comments | Mild 40� F; waning moon and some high thin clouds |
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0bject |
Comet 8P Tuttle |
| Date | December 16, 2007 |
| Exposure | LRGB 9:9:9:9 (unbinned and cropped) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2, FITS Liberator |
| Comments | 28� F; clouds ruined a few frames in each color |
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0bject |
Comet 8P Tuttle |
| Date | December 13, 2007 |
| Exposure | LRGB 12:12:12:12 (unbinned and cropped) |
| Camera | STL11000M with Astronomik filters |
| Telescope | Takahashi Sky90 f/4.5 on Losmandy G11 w/Gemini |
| Guiding | Remote guide head with E-finder |
| Processing | MaximDL, PhotoshopCS2 |
| Comments | Some clouds drifting through; cold |
