David's Astronomy Pages
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 Images (S192) |
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 Images (S194) |
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Objects Session Notes
Sunspot 953 Sunspot 953 (from 1 day earlier)
- 1.6 hr session - CCD operation of -5 degC (at 57% average cooling). . - main objective was to acquire images of Sunspot Group 953, which has been evolving since previous day. - More Notes -
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Sunspot 953 - Visible Light 2007-04-28 Sunspot Group through Solar Filter + V Filter [ see equivalent SOHO/MDI Image for 2007-04-28 | |
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CCD Image 0.11s exposure, 1x1 binning, Solar Filter + V filter 2007-04-28 15:01h UT (#193161) |
| Sun Spot 953 - False Colour |
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False Colour CCD Image (65% size) 0.2s exposure, 1x1 binning, Solar Filter + V filter 2007-04-28 14:08h UT (#193019) |
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False Colour CCD Image (65% size) 0.11s exposure, 1x1 binning, Solar Filter + V filter 2007-04-28 14:36h UT (#193132) |
| Image processed picture showing granulation of sun's surface |
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CCD Image 0.11s exposure, 1x1 binning, Solar Filter + V filter (200% size, cropped) 2007-04-28 14:36h UT (#193132) |
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CCD Image 0.11s exposure, 1x1 binning, Solar Filter + V filter 200% size, cropped, high contrast 2007-04-28 15:23h UT (#193189) |
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Sun Spot 953 - Visible Light 2007-04-27 Sunspot Group through Solar Filter + V Filter visible features : Umbra: The darkest, coolest portion of sunspot. Penumbra: lighter colored halo surrounding the central umbra [ see equivalent SOHO/MDI Image for 2007-04-27 | |
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Previous Day CCD Image (65% size) 0.5s exposure, 1x1 binning, Solar Filter + V filter 2007-04-27 11:38h UT (#192042) |
| Sun Spot 953 - detail |
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Previous Day CCD Image 0.5s exposure, 1x1 binning, Solar Filter + V filter 2007-04-27 11:37h UT (#192038) |
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| This Web Page: | CCD Images - Session 193 (2007-04-28) |
| Last Updated : | 2015-05-16 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
